diff --git a/src/humanize/number.py b/src/humanize/number.py
index 2fb22c6..007ab9b 100644
--- a/src/humanize/number.py
+++ b/src/humanize/number.py
@@ -361,9 +361,9 @@ def fractional(value: NumberOrString) -> str:
     frac = Fraction(number - whole_number).limit_denominator(1000)
     numerator = frac.numerator
     denominator = frac.denominator
-    if whole_number and not numerator and denominator == 1:
+    if not numerator and denominator == 1:
         # this means that an integer was passed in
-        # (or variants of that integer like 1.0000)
+        # (or variants of that integer like 1.0000, and including 0)
         return f"{whole_number:.0f}"
 
     if not whole_number:
diff --git a/tests/test_number.py b/tests/test_number.py
index 78639c3..7264e87 100644
--- a/tests/test_number.py
+++ b/tests/test_number.py
@@ -169,6 +169,8 @@ def test_apnumber(test_input: int | str, expected: str) -> None:
     [
         (1, "1"),
         (2.0, "2"),
+        (0, "0"),
+        (0.0, "0"),
         (4.0 / 3.0, "1 1/3"),
         (5.0 / 6.0, "5/6"),
         ("7", "7"),