Q: Is 2,457,742 a Prime Number?
A: No, 2,457,742 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 2457742 can be evenly divided by 1 2 7 14 31 49 62 98 217 434 809 1,519 1,618 3,038 5,663 11,326 25,079 39,641 50,158 79,282 175,553 351,106 1,228,871 and 2,457,742, with no remainder.
Since 2,457,742 cannot be divided by just 1 and 2,457,742, it is not a prime number.