Q: Is 3,640,425 a Prime Number?
A: No, 3,640,425 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 3640425 can be evenly divided by 1 3 5 15 25 75 48,539 145,617 242,695 728,085 1,213,475 and 3,640,425, with no remainder.
Since 3,640,425 cannot be divided by just 1 and 3,640,425, it is not a prime number.