522521032 has 16 divisors (see below), whose sum is σ = 1068793200. Its totient is φ = 237509520.

The previous prime is 522521029. The next prime is 522521057. The reversal of 522521032 is 230125225.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 522520994 and 522521012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2968782 + ... + 2968957.

It is an arithmetic number, because the mean of its divisors is an integer number (66799575).

Almost surely, 2^522521032 is an apocalyptic number.

It is an amenable number.

522521032 is an abundant number, since it is smaller than the sum of its proper divisors (546272168).

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

522521032 is a wasteful number, since it uses less digits than its factorization.

522521032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5937756 (or 5937752 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 522521032 is about 22858.7189492325. The cubic root of 522521032 is about 805.4425929260.

Adding to 522521032 its reverse (230125225), we get a palindrome (752646257).

The spelling of 522521032 in words is "five hundred twenty-two million, five hundred twenty-one thousand, thirty-two".