Q: Is 672,340 a Prime Number?
A: No, 672,340 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 672340 can be evenly divided by 1 2 4 5 10 20 33,617 67,234 134,468 168,085 336,170 and 672,340, with no remainder.
Since 672,340 cannot be divided by just 1 and 672,340, it is not a prime number.