22522152 has 32 divisors (see below), whose sum is σ = 58754880. Its totient is φ = 7180800.

The previous prime is 22522141. The next prime is 22522169. The reversal of 22522152 is 25122522.

It is a super-2 number, since 2×22522152² = 1014494661422208, which contains 22 as substring.

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, 19849 + ... + 20952.

It is an arithmetic number, because the mean of its divisors is an integer number (1836090).

Almost surely, 2^22522152 is an apocalyptic number.

It is an amenable number.

22522152 is an abundant number, since it is smaller than the sum of its proper divisors (36232728).

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

22522152 is a wasteful number, since it uses less digits than its factorization.

22522152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40833 (or 40829 counting only the distinct ones).

The product of its digits is 800, while the sum is 21.

The square root of 22522152 is about 4745.7509416319. The cubic root of 22522152 is about 282.4034264097.

Adding to 22522152 its reverse (25122522), we get a palindrome (47644674).

The spelling of 22522152 in words is "twenty-two million, five hundred twenty-two thousand, one hundred fifty-two".