323399 has 4 divisors (see below), whose sum is σ = 340440. Its totient is φ = 306360.

The previous prime is 323383. The next prime is 323413. The reversal of 323399 is 993323.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 323399 - 2⁴ = 323383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 323399.

It is not an unprimeable number, because it can be changed into a prime (323339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8492 + ... + 8529.

It is an arithmetic number, because the mean of its divisors is an integer number (85110).

2³²³³⁹⁹ is an apocalyptic number.

323399 is a deficient number, since it is larger than the sum of its proper divisors (17041).

323399 is a wasteful number, since it uses less digits than its factorization.

323399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17040.

The product of its digits is 4374, while the sum is 29.

The square root of 323399 is about 568.6818090989. The cubic root of 323399 is about 68.6403607827.

The spelling of 323399 in words is "three hundred twenty-three thousand, three hundred ninety-nine".