Q: Is 428,697 a Prime Number?
A: No, 428,697 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 428697 can be evenly divided by 1 3 9 19 23 57 69 109 171 207 327 437 981 1,311 2,071 2,507 3,933 6,213 7,521 18,639 22,563 47,633 142,899 and 428,697, with no remainder.
Since 428,697 cannot be divided by just 1 and 428,697, it is not a prime number.