Q: Is 509,372 a Prime Number?
A: No, 509,372 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 509372 can be evenly divided by 1 2 4 127,343 254,686 and 509,372, with no remainder.
Since 509,372 cannot be divided by just 1 and 509,372, it is not a prime number.