323223320 has 32 divisors (see below), whose sum is σ = 831146400. Its totient is φ = 110819328.

The previous prime is 323223319. The next prime is 323223337. The reversal of 323223320 is 23322323.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 323223292 and 323223301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 576905 + ... + 577464.

It is an arithmetic number, because the mean of its divisors is an integer number (25973325).

Almost surely, 2^323223320 is an apocalyptic number.

It is an amenable number.

323223320 is an abundant number, since it is smaller than the sum of its proper divisors (507923080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

323223320 is a wasteful number, since it uses less digits than its factorization.

323223320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154387 (or 1154383 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 323223320 is about 17978.4126106840. The cubic root of 323223320 is about 686.2792936645.

Adding to 323223320 its reverse (23322323), we get a palindrome (346545643).

The spelling of 323223320 in words is "three hundred twenty-three million, two hundred twenty-three thousand, three hundred twenty".