323329 has 4 divisors (see below), whose sum is σ = 324676. Its totient is φ = 321984.

The previous prime is 323273. The next prime is 323333. The reversal of 323329 is 923323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 923323 = 113 ⋅8171.

It can be written as a sum of positive squares in 2 ways, for example, as 144400 + 178929 = 380^2 + 423^2 .

It is a cyclic number.

It is not a de Polignac number, because 323329 - 2⁷ = 323201 is a prime.

It is a Duffinian number.

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, 204 + ... + 829.

It is an arithmetic number, because the mean of its divisors is an integer number (81169).

2³²³³²⁹ is an apocalyptic number.

It is an amenable number.

323329 is a deficient number, since it is larger than the sum of its proper divisors (1347).

323329 is a wasteful number, since it uses less digits than its factorization.

323329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346.

The product of its digits is 972, while the sum is 22.

The square root of 323329 is about 568.6202599275. The cubic root of 323329 is about 68.6354080031.

It can be divided in two parts, 3 and 23329, that added together give a palindrome (23332).

The spelling of 323329 in words is "three hundred twenty-three thousand, three hundred twenty-nine".