22133968 has 20 divisors (see below), whose sum is σ = 43613280. Its totient is φ = 10878944.

The previous prime is 22133963. The next prime is 22133977. The reversal of 22133968 is 86933122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22133963) 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, 10780 + ... + 12667.

It is an arithmetic number, because the mean of its divisors is an integer number (2180664).

Almost surely, 2^22133968 is an apocalyptic number.

It is an amenable number.

22133968 is a deficient number, since it is larger than the sum of its proper divisors (21479312).

22133968 is a wasteful number, since it uses less digits than its factorization.

22133968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23514 (or 23508 counting only the distinct ones).

The product of its digits is 15552, while the sum is 34.

The square root of 22133968 is about 4704.6751216210. The cubic root of 22133968 is about 280.7715455078.

The spelling of 22133968 in words is "twenty-two million, one hundred thirty-three thousand, nine hundred sixty-eight".