Q: Is 2,502,378 a Prime Number?
A: No, 2,502,378 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 2502378 can be evenly divided by 1 2 3 6 9 18 139,021 278,042 417,063 834,126 1,251,189 and 2,502,378, with no remainder.
Since 2,502,378 cannot be divided by just 1 and 2,502,378, it is not a prime number.