Q: Is 3,446,721 a Prime Number?
A: No, 3,446,721 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 3446721 can be evenly divided by 1 3 9 59 177 531 6,491 19,473 58,419 382,969 1,148,907 and 3,446,721, with no remainder.
Since 3,446,721 cannot be divided by just 1 and 3,446,721, it is not a prime number.