800520325 has 24 divisors (see below), whose sum is σ = 1086135840. Its totient is φ = 580449600.

The previous prime is 800520317. The next prime is 800520337. The reversal of 800520325 is 523025008.

It is not a de Polignac number, because 800520325 - 2³ = 800520317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 800520325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91231 + ... + 99619.

It is an arithmetic number, because the mean of its divisors is an integer number (45255660).

Almost surely, 2^800520325 is an apocalyptic number.

It is an amenable number.

800520325 is a deficient number, since it is larger than the sum of its proper divisors (285615515).

800520325 is a wasteful number, since it uses less digits than its factorization.

800520325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8757 (or 8752 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 800520325 is about 28293.4678857152. The cubic root of 800520325 is about 928.5189843303.

It can be divided in two parts, 800 and 520325, that added together give a palindrome (521125).

The spelling of 800520325 in words is "eight hundred million, five hundred twenty thousand, three hundred twenty-five".