325133856 has 36 divisors (see below), whose sum is σ = 924600222. Its totient is φ = 108377856.

The previous prime is 325133839. The next prime is 325133881. The reversal of 325133856 is 658331523.

It can be written as a sum of positive squares in only one way, i.e., 209786256 + 115347600 = 14484^2 + 10740^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 325133856.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 564181 + ... + 564756.

Almost surely, 2^325133856 is an apocalyptic number.

325133856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

325133856 is an abundant number, since it is smaller than the sum of its proper divisors (599466366).

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

325133856 is a wasteful number, since it uses less digits than its factorization.

325133856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128953 (or 1128942 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 325133856 is about 18031.4684926104. The cubic root of 325133856 is about 687.6288109497.

The spelling of 325133856 in words is "three hundred twenty-five million, one hundred thirty-three thousand, eight hundred fifty-six".