320575604 has 12 divisors (see below), whose sum is σ = 561617700. Its totient is φ = 160113408.

The previous prime is 320575583. The next prime is 320575627. The reversal of 320575604 is 406575023.

It can be written as a sum of positive squares in 2 ways, for example, as 22944100 + 297631504 = 4790^2 + 17252^2 .

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, 39419 + ... + 46850.

It is an arithmetic number, because the mean of its divisors is an integer number (46801475).

Almost surely, 2^320575604 is an apocalyptic number.

It is an amenable number.

320575604 is a deficient number, since it is larger than the sum of its proper divisors (241042096).

320575604 is a wasteful number, since it uses less digits than its factorization.

320575604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87202 (or 87200 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 320575604 is about 17904.6252124975. The cubic root of 320575604 is about 684.4002450992.

The spelling of 320575604 in words is "three hundred twenty million, five hundred seventy-five thousand, six hundred four".