22642632 has 32 divisors (see below), whose sum is σ = 62896800. Its totient is φ = 7547472.

The previous prime is 22642561. The next prime is 22642637. The reversal of 22642632 is 23624622.

22642632 is a `hidden beast` number, since 2 + 26 + 4 + 2 + 632 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 22642596 and 22642605.

It is not an unprimeable number, because it can be changed into a prime (22642637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52198 + ... + 52629.

It is an arithmetic number, because the mean of its divisors is an integer number (1965525).

Almost surely, 2^22642632 is an apocalyptic number.

It is an amenable number.

22642632 is an abundant number, since it is smaller than the sum of its proper divisors (40254168).

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

22642632 is a wasteful number, since it uses less digits than its factorization.

22642632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104842 (or 104832 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 22642632 is about 4758.4274713397. The cubic root of 22642632 is about 282.9060941123.

The spelling of 22642632 in words is "twenty-two million, six hundred forty-two thousand, six hundred thirty-two".