22632552 has 96 divisors (see below), whose sum is σ = 65145600. Its totient is φ = 7083648.

The previous prime is 22632541. The next prime is 22632563. The reversal of 22632552 is 25523622.

22632552 is a `hidden beast` number, since 22 + 632 + 5 + 5 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (22632541) and next prime (22632563).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130738 + ... + 130910.

It is an arithmetic number, because the mean of its divisors is an integer number (678600).

Almost surely, 2^22632552 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 22632552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32572800).

22632552 is an abundant number, since it is smaller than the sum of its proper divisors (42513048).

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

22632552 is a wasteful number, since it uses less digits than its factorization.

22632552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287 (or 280 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 22632552 is about 4757.3681799920. The cubic root of 22632552 is about 282.8641066981.

The spelling of 22632552 in words is "twenty-two million, six hundred thirty-two thousand, five hundred fifty-two".