22788672 has 28 divisors (see below), whose sum is σ = 60295536. Its totient is φ = 7596160.

The previous prime is 22788659. The next prime is 22788673. The reversal of 22788672 is 27688722.

It is not an unprimeable number, because it can be changed into a prime (22788673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59154 + ... + 59537.

It is an arithmetic number, because the mean of its divisors is an integer number (2153412).

Almost surely, 2^22788672 is an apocalyptic number.

It is an amenable number.

22788672 is an abundant number, since it is smaller than the sum of its proper divisors (37506864).

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

22788672 is a wasteful number, since it uses less digits than its factorization.

22788672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118706 (or 118696 counting only the distinct ones).

The product of its digits is 150528, while the sum is 42.

The square root of 22788672 is about 4773.7482128826. The cubic root of 22788672 is about 283.5130185101.

The spelling of 22788672 in words is "twenty-two million, seven hundred eighty-eight thousand, six hundred seventy-two".