22068732 has 24 divisors (see below), whose sum is σ = 58850176. Its totient is φ = 6305328.

The previous prime is 22068727. The next prime is 22068743. The reversal of 22068732 is 23786022.

It is a self number, because there is not a number n which added to its sum of digits gives 22068732.

It is a congruent number.

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, 131278 + ... + 131445.

Almost surely, 2^22068732 is an apocalyptic number.

It is an amenable number.

22068732 is an abundant number, since it is smaller than the sum of its proper divisors (36781444).

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

22068732 is a wasteful number, since it uses less digits than its factorization.

22068732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262737 (or 262735 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 22068732 is about 4697.7369019561. The cubic root of 22068732 is about 280.4954323880.

The spelling of 22068732 in words is "twenty-two million, sixty-eight thousand, seven hundred thirty-two".