Q: Is 423,860 a Prime Number?
A: No, 423,860 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 423860 can be evenly divided by 1 2 4 5 10 20 21,193 42,386 84,772 105,965 211,930 and 423,860, with no remainder.
Since 423,860 cannot be divided by just 1 and 423,860, it is not a prime number.