22053522 has 16 divisors (see below), whose sum is σ = 46701792. Its totient is φ = 6918720.

The previous prime is 22053503. The next prime is 22053557. The reversal of 22053522 is 22535022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108004 + ... + 108207.

It is an arithmetic number, because the mean of its divisors is an integer number (2918862).

Almost surely, 2^22053522 is an apocalyptic number.

22053522 is an abundant number, since it is smaller than the sum of its proper divisors (24648270).

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

22053522 is a wasteful number, since it uses less digits than its factorization.

22053522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216233.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 22053522 is about 4696.1177583191. The cubic root of 22053522 is about 280.4309774534.

Adding to 22053522 its reverse (22535022), we get a palindrome (44588544).

The spelling of 22053522 in words is "twenty-two million, fifty-three thousand, five hundred twenty-two".