Q: Is 406,999 a Prime Number?
A: No, 406,999 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 406999 can be evenly divided by 1 19 31 589 691 13,129 21,421 and 406,999, with no remainder.
Since 406,999 cannot be divided by just 1 and 406,999, it is not a prime number.