Q: Is 443,406 a Prime Number?
A: No, 443,406 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 443406 can be evenly divided by 1 2 3 6 67 134 201 402 1,103 2,206 3,309 6,618 73,901 147,802 221,703 and 443,406, with no remainder.
Since 443,406 cannot be divided by just 1 and 443,406, it is not a prime number.