22648672 has 24 divisors (see below), whose sum is σ = 44948736. Its totient is φ = 11233152.

The previous prime is 22648667. The next prime is 22648673. The reversal of 22648672 is 27684622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22648673) 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, 1278 + ... + 6850.

It is an arithmetic number, because the mean of its divisors is an integer number (1872864).

Almost surely, 2^22648672 is an apocalyptic number.

It is an amenable number.

22648672 is a deficient number, since it is larger than the sum of its proper divisors (22300064).

22648672 is a wasteful number, since it uses less digits than its factorization.

22648672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5710 (or 5702 counting only the distinct ones).

The product of its digits is 64512, while the sum is 37.

The square root of 22648672 is about 4759.0620924716. The cubic root of 22648672 is about 282.9312472672.

The spelling of 22648672 in words is "twenty-two million, six hundred forty-eight thousand, six hundred seventy-two".