522338922 has 64 divisors (see below), whose sum is σ = 1353696000. Its totient is φ = 149234400.

The previous prime is 522338909. The next prime is 522338951. The reversal of 522338922 is 229833225.

522338922 is a `hidden beast` number, since 522 + 33 + 89 + 22 = 666.

It is a super-2 number, since 2×522338922² = 545675898872244168, which contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 4422 + ... + 32622.

It is an arithmetic number, because the mean of its divisors is an integer number (21151500).

Almost surely, 2^522338922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 522338922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676848000).

522338922 is an abundant number, since it is smaller than the sum of its proper divisors (831357078).

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

522338922 is a wasteful number, since it uses less digits than its factorization.

522338922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28233 (or 28213 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 522338922 is about 22854.7352205183. The cubic root of 522338922 is about 805.3490106041.

The spelling of 522338922 in words is "five hundred twenty-two million, three hundred thirty-eight thousand, nine hundred twenty-two".