Q: Is 1,246,664 a Prime Number?
A: No, 1,246,664 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 1246664 can be evenly divided by 1 2 4 8 155,833 311,666 623,332 and 1,246,664, with no remainder.
Since 1,246,664 cannot be divided by just 1 and 1,246,664, it is not a prime number.