22897884 has 12 divisors (see below), whose sum is σ = 53428424. Its totient is φ = 7632624.

The previous prime is 22897879. The next prime is 22897891. The reversal of 22897884 is 48879822.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 954067 + ... + 954090.

Almost surely, 2^22897884 is an apocalyptic number.

It is an amenable number.

22897884 is an abundant number, since it is smaller than the sum of its proper divisors (30530540).

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

22897884 is a wasteful number, since it uses less digits than its factorization.

22897884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1908164 (or 1908162 counting only the distinct ones).

The product of its digits is 516096, while the sum is 48.

The square root of 22897884 is about 4785.1733510919. The cubic root of 22897884 is about 283.9651977456.

The spelling of 22897884 in words is "twenty-two million, eight hundred ninety-seven thousand, eight hundred eighty-four".