Q: Is 551,667 a Prime Number?
A: No, 551,667 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 551667 can be evenly divided by 1 3 17 29 51 87 373 493 1,119 1,479 6,341 10,817 19,023 32,451 183,889 and 551,667, with no remainder.
Since 551,667 cannot be divided by just 1 and 551,667, it is not a prime number.