320552364 has 24 divisors (see below), whose sum is σ = 815951808. Its totient is φ = 97137040.

The previous prime is 320552329. The next prime is 320552381. The reversal of 320552364 is 463255023.

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, 1214082 + ... + 1214345.

It is an arithmetic number, because the mean of its divisors is an integer number (33997992).

Almost surely, 2^320552364 is an apocalyptic number.

It is an amenable number.

320552364 is an abundant number, since it is smaller than the sum of its proper divisors (495399444).

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

320552364 is a wasteful number, since it uses less digits than its factorization.

320552364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428445 (or 2428443 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The square root of 320552364 is about 17903.9762064185. The cubic root of 320552364 is about 684.3837062590.

The spelling of 320552364 in words is "three hundred twenty million, five hundred fifty-two thousand, three hundred sixty-four".