Q: Is 85,604 a Prime Number?
A: No, 85,604 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 85604 can be evenly divided by 1 2 4 21,401 42,802 and 85,604, with no remainder.
Since 85,604 cannot be divided by just 1 and 85,604, it is not a prime number.