Q: Is 3,678,340 a Prime Number?
A: No, 3,678,340 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 3678340 can be evenly divided by 1 2 4 5 10 20 183,917 367,834 735,668 919,585 1,839,170 and 3,678,340, with no remainder.
Since 3,678,340 cannot be divided by just 1 and 3,678,340, it is not a prime number.