# Is 823 a prime number?

It is possible to find out using mathematical methods whether a given integer is a prime number or not.

For 823, the answer is: yes, 823 is a prime number because it has only two distinct divisors: 1 and itself (823).

As a consequence, 823 is only a multiple of 1 and 823.

Find out more:

Since 823 is a prime number, 823 is also a deficient number, that is to say 823 is a natural integer that is strictly larger than the sum of its proper divisors, i.e., the divisors of 823 without 823 itself (that is 1, by definition!).