Q: Is 423,408 a Prime Number?
A: No, 423,408 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 423408 can be evenly divided by 1 2 3 4 6 8 12 16 24 48 8,821 17,642 26,463 35,284 52,926 70,568 105,852 141,136 211,704 and 423,408, with no remainder.
Since 423,408 cannot be divided by just 1 and 423,408, it is not a prime number.