22536630 has 40 divisors (see below), whose sum is σ = 60600672. Its totient is φ = 6009552.

The previous prime is 22536623. The next prime is 22536649. The reversal of 22536630 is 3663522.

22536630 is a `hidden beast` number, since 2 + 25 + 3 + 6 + 630 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 22536594 and 22536603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13102 + ... + 14721.

Almost surely, 2^22536630 is an apocalyptic number.

22536630 is an abundant number, since it is smaller than the sum of its proper divisors (38064042).

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

22536630 is a wasteful number, since it uses less digits than its factorization.

22536630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27842 (or 27833 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 22536630 is about 4747.2760610691. The cubic root of 22536630 is about 282.4639262680.

The spelling of 22536630 in words is "twenty-two million, five hundred thirty-six thousand, six hundred thirty".