Q: Is 4,254,642 a Prime Number?
A: No, 4,254,642 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 4254642 can be evenly divided by 1 2 3 6 7 9 14 18 21 42 63 126 33,767 67,534 101,301 202,602 236,369 303,903 472,738 607,806 709,107 1,418,214 2,127,321 and 4,254,642, with no remainder.
Since 4,254,642 cannot be divided by just 1 and 4,254,642, it is not a prime number.