Q: Is 2,397,021 a Prime Number?
A: No, 2,397,021 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 2397021 can be evenly divided by 1 3 11 19 33 57 209 627 3,823 11,469 42,053 72,637 126,159 217,911 799,007 and 2,397,021, with no remainder.
Since 2,397,021 cannot be divided by just 1 and 2,397,021, it is not a prime number.