22841872 has 10 divisors (see below), whose sum is σ = 44256158. Its totient is φ = 11420928.

The previous prime is 22841869. The next prime is 22841893. The reversal of 22841872 is 27814822.

It can be written as a sum of positive squares in only one way, i.e., 17842176 + 4999696 = 4224^2 + 2236^2 .

It is a super-2 number, since 2×22841872² = 1043502232928768, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713793 + ... + 713824.

Almost surely, 2^22841872 is an apocalyptic number.

It is an amenable number.

22841872 is a deficient number, since it is larger than the sum of its proper divisors (21414286).

22841872 is a wasteful number, since it uses less digits than its factorization.

22841872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427625 (or 1427619 counting only the distinct ones).

The product of its digits is 14336, while the sum is 34.

The square root of 22841872 is about 4779.3171060309. The cubic root of 22841872 is about 283.7334667927.

The spelling of 22841872 in words is "twenty-two million, eight hundred forty-one thousand, eight hundred seventy-two".