Q: Is 6,440,437 a Prime Number?
A: No, 6,440,437 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 6440437 can be evenly divided by 1 23 107 2,461 2,617 60,191 280,019 and 6,440,437, with no remainder.
Since 6,440,437 cannot be divided by just 1 and 6,440,437, it is not a prime number.