Q: Is 669,628 a Prime Number?
A: No, 669,628 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 669628 can be evenly divided by 1 2 4 167,407 334,814 and 669,628, with no remainder.
Since 669,628 cannot be divided by just 1 and 669,628, it is not a prime number.