22872544 has 24 divisors (see below), whose sum is σ = 46484928. Its totient is φ = 11066880.

The previous prime is 22872491. The next prime is 22872569. The reversal of 22872544 is 44527822.

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, 10537 + ... + 12520.

It is an arithmetic number, because the mean of its divisors is an integer number (1936872).

Almost surely, 2^22872544 is an apocalyptic number.

It is an amenable number.

22872544 is an abundant number, since it is smaller than the sum of its proper divisors (23612384).

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

22872544 is a wasteful number, since it uses less digits than its factorization.

22872544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23098 (or 23090 counting only the distinct ones).

The product of its digits is 35840, while the sum is 34.

The square root of 22872544 is about 4782.5248561821. The cubic root of 22872544 is about 283.8604088181.

The spelling of 22872544 in words is "twenty-two million, eight hundred seventy-two thousand, five hundred forty-four".