Q: Is 2,406,438 a Prime Number?
A: No, 2,406,438 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 2406438 can be evenly divided by 1 2 3 6 9 18 133,691 267,382 401,073 802,146 1,203,219 and 2,406,438, with no remainder.
Since 2,406,438 cannot be divided by just 1 and 2,406,438, it is not a prime number.