Q: Is 672,426 a Prime Number?
A: No, 672,426 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 672426 can be evenly divided by 1 2 3 6 9 18 37,357 74,714 112,071 224,142 336,213 and 672,426, with no remainder.
Since 672,426 cannot be divided by just 1 and 672,426, it is not a prime number.