325707828 has 48 divisors (see below), whose sum is σ = 805964544. Its totient is φ = 102021120.

The previous prime is 325707803. The next prime is 325707857. The reversal of 325707828 is 828707523.

It is a self number, because there is not a number n which added to its sum of digits gives 325707828.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250476 + ... + 251772.

It is an arithmetic number, because the mean of its divisors is an integer number (16790928).

Almost surely, 2^325707828 is an apocalyptic number.

It is an amenable number.

325707828 is an abundant number, since it is smaller than the sum of its proper divisors (480256716).

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

325707828 is a wasteful number, since it uses less digits than its factorization.

325707828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2552 (or 2550 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 42.

The square root of 325707828 is about 18047.3773163859. The cubic root of 325707828 is about 688.0332060997.

The spelling of 325707828 in words is "three hundred twenty-five million, seven hundred seven thousand, eight hundred twenty-eight".