522030120 has 32 divisors (see below), whose sum is σ = 1566090720. Its totient is φ = 139208000.

The previous prime is 522030109. The next prime is 522030161. The reversal of 522030120 is 21030225.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 522030120.

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, 2175006 + ... + 2175245.

It is an arithmetic number, because the mean of its divisors is an integer number (48940335).

Almost surely, 2^522030120 is an apocalyptic number.

It is an amenable number.

522030120 is an abundant number, since it is smaller than the sum of its proper divisors (1044060600).

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

522030120 is a wasteful number, since it uses less digits than its factorization.

522030120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4350265 (or 4350261 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 522030120 is about 22847.9784663764. The cubic root of 522030120 is about 805.1902743257.

Adding to 522030120 its reverse (21030225), we get a palindrome (543060345).

The spelling of 522030120 in words is "five hundred twenty-two million, thirty thousand, one hundred twenty".