320606032 has 20 divisors (see below), whose sum is σ = 621661600. Its totient is φ = 160177248.

The previous prime is 320606023. The next prime is 320606047. The reversal of 320606032 is 230606023.

It is a junction number, because it is equal to n+sod(n) for n = 320605994 and 320606012.

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, 15223 + ... + 29545.

It is an arithmetic number, because the mean of its divisors is an integer number (31083080).

Almost surely, 2^320606032 is an apocalyptic number.

It is an amenable number.

320606032 is a deficient number, since it is larger than the sum of its proper divisors (301055568).

320606032 is a wasteful number, since it uses less digits than its factorization.

320606032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15730 (or 15724 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 320606032 is about 17905.4749169074. The cubic root of 320606032 is about 684.4218981004.

Subtracting from 320606032 its reverse (230606023), we obtain a palindrome (90000009).

The spelling of 320606032 in words is "three hundred twenty million, six hundred six thousand, thirty-two".