325523864 has 8 divisors (see below), whose sum is σ = 610357260. Its totient is φ = 162761928.

The previous prime is 325523831. The next prime is 325523867. The reversal of 325523864 is 468325523.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (325523867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20345234 + ... + 20345249.

Almost surely, 2^325523864 is an apocalyptic number.

It is an amenable number.

325523864 is a deficient number, since it is larger than the sum of its proper divisors (284833396).

325523864 is a wasteful number, since it uses less digits than its factorization.

325523864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40690489 (or 40690485 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 325523864 is about 18042.2799002787. The cubic root of 325523864 is about 687.9036450151.

The spelling of 325523864 in words is "three hundred twenty-five million, five hundred twenty-three thousand, eight hundred sixty-four".