Q: Is 478,674 a Prime Number?
A: No, 478,674 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 478674 can be evenly divided by 1 2 3 6 7 9 14 18 21 29 42 58 63 87 126 131 174 203 261 262 393 406 522 609 786 917 1,179 1,218 1,827 1,834 2,358 2,751 3,654 3,799 5,502 7,598 8,253 11,397 16,506 22,794 26,593 34,191 53,186 68,382 79,779 159,558 239,337 and 478,674, with no remainder.
Since 478,674 cannot be divided by just 1 and 478,674, it is not a prime number.