522264120 has 128 divisors (see below), whose sum is σ = 1824560640. Its totient is φ = 117112320.

The previous prime is 522264091. The next prime is 522264131. The reversal of 522264120 is 21462225.

It is a happy number.

It is a super-2 number, since 2×522264120² = 545519622078748800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38655 + ... + 50385.

It is an arithmetic number, because the mean of its divisors is an integer number (14254380).

Almost surely, 2^522264120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522264120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (912280320).

522264120 is an abundant number, since it is smaller than the sum of its proper divisors (1302296520).

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

522264120 is a wasteful number, since it uses less digits than its factorization.

522264120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11805 (or 11801 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 522264120 is about 22853.0986958005. The cubic root of 522264120 is about 805.3105652002.

The spelling of 522264120 in words is "five hundred twenty-two million, two hundred sixty-four thousand, one hundred twenty".