22631622 has 32 divisors (see below), whose sum is σ = 51313920. Its totient is φ = 6596640.

The previous prime is 22631617. The next prime is 22631639. The reversal of 22631622 is 22613622.

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 = 22631592 and 22631601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6154 + ... + 9117.

It is an arithmetic number, because the mean of its divisors is an integer number (1603560).

Almost surely, 2^22631622 is an apocalyptic number.

22631622 is an abundant number, since it is smaller than the sum of its proper divisors (28682298).

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

22631622 is a wasteful number, since it uses less digits than its factorization.

22631622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15308.

The product of its digits is 1728, while the sum is 24.

The square root of 22631622 is about 4757.2704358697. The cubic root of 22631622 is about 282.8602322312.

The spelling of 22631622 in words is "twenty-two million, six hundred thirty-one thousand, six hundred twenty-two".