Q: Is 436,820 a Prime Number?
A: No, 436,820 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 436820 can be evenly divided by 1 2 4 5 10 20 21,841 43,682 87,364 109,205 218,410 and 436,820, with no remainder.
Since 436,820 cannot be divided by just 1 and 436,820, it is not a prime number.