323965 has 4 divisors (see below), whose sum is σ = 388764. Its totient is φ = 259168.

The previous prime is 323957. The next prime is 323987. The reversal of 323965 is 569323.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 228484 + 95481 = 478^2 + 309^2 .

It is a cyclic number.

It is not a de Polignac number, because 323965 - 2³ = 323957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32392 + ... + 32401.

It is an arithmetic number, because the mean of its divisors is an integer number (97191).

2³²³⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

323965 is a deficient number, since it is larger than the sum of its proper divisors (64799).

323965 is an equidigital number, since it uses as much as digits as its factorization.

323965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64798.

The product of its digits is 4860, while the sum is 28.

The square root of 323965 is about 569.1792336338. The cubic root of 323965 is about 68.6803813161.

The spelling of 323965 in words is "three hundred twenty-three thousand, nine hundred sixty-five".