325313664 has 64 divisors (see below), whose sum is σ = 930599040. Its totient is φ = 100094976.

The previous prime is 325313647. The next prime is 325313701. The reversal of 325313664 is 466313523.

It is a tau number, because it is divible by the number of its divisors (64).

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, 27592 + ... + 37575.

It is an arithmetic number, because the mean of its divisors is an integer number (14540610).

Almost surely, 2^325313664 is an apocalyptic number.

It is an amenable number.

325313664 is an abundant number, since it is smaller than the sum of its proper divisors (605285376).

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

325313664 is a wasteful number, since it uses less digits than its factorization.

325313664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65197 (or 65185 counting only the distinct ones).

The product of its digits is 38880, while the sum is 33.

The square root of 325313664 is about 18036.4537534406. The cubic root of 325313664 is about 687.7555468295.

The spelling of 325313664 in words is "three hundred twenty-five million, three hundred thirteen thousand, six hundred sixty-four".