+**324** is an [even number](/wiki/Even_number), notably the square of 18 (18<sup>2</sup>). Its properties extend to various mathematical fields, often appearing in [number theory](/wiki/Number_theory) and geometric calculations.
+## See also
+- [Square number](/wiki/Square_number)
+- [Integer](/wiki/Integer)
+- [Number](/wiki/Number)
... 1 more lines