522155480 has 64 divisors (see below), whose sum is σ = 1464756480. Its totient is φ = 162748800.

The previous prime is 522155471. The next prime is 522155519. The reversal of 522155480 is 84551225.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81686 + ... + 87845.

It is an arithmetic number, because the mean of its divisors is an integer number (22886820).

Almost surely, 2^522155480 is an apocalyptic number.

It is an amenable number.

522155480 is an abundant number, since it is smaller than the sum of its proper divisors (942601000).

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

522155480 is a wasteful number, since it uses less digits than its factorization.

522155480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169560 (or 169556 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 32.

The square root of 522155480 is about 22850.7216516240. The cubic root of 522155480 is about 805.2547218037.

The spelling of 522155480 in words is "five hundred twenty-two million, one hundred fifty-five thousand, four hundred eighty".