522215056 has 20 divisors (see below), whose sum is σ = 1103773104. Its totient is φ = 237370400.

The previous prime is 522215053. The next prime is 522215087. The reversal of 522215056 is 650512225.

It is not an unprimeable number, because it can be changed into a prime (522215053) by changing a digit.

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, 1483390 + ... + 1483741.

Almost surely, 2^522215056 is an apocalyptic number.

It is an amenable number.

522215056 is an abundant number, since it is smaller than the sum of its proper divisors (581558048).

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

522215056 is a wasteful number, since it uses less digits than its factorization.

522215056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2967150 (or 2967144 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 522215056 is about 22852.0252056574. The cubic root of 522215056 is about 805.2853461629.

The spelling of 522215056 in words is "five hundred twenty-two million, two hundred fifteen thousand, fifty-six".