Q: Is 43,604 a Prime Number?
A: No, 43,604 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 43604 can be evenly divided by 1 2 4 11 22 44 991 1,982 3,964 10,901 21,802 and 43,604, with no remainder.
Since 43,604 cannot be divided by just 1 and 43,604, it is not a prime number.