22862889 has 12 divisors (see below), whose sum is σ = 37742016. Its totient is φ = 13064472.

The previous prime is 22862881. The next prime is 22862893. The reversal of 22862889 is 98826822.

It is not a de Polignac number, because 22862889 - 2³ = 22862881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22862881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181389 + ... + 181514.

It is an arithmetic number, because the mean of its divisors is an integer number (3145168).

Almost surely, 2^22862889 is an apocalyptic number.

It is an amenable number.

22862889 is a deficient number, since it is larger than the sum of its proper divisors (14879127).

22862889 is a wasteful number, since it uses less digits than its factorization.

22862889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362916 (or 362913 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The square root of 22862889 is about 4781.5153455782. The cubic root of 22862889 is about 283.8204619723.

The spelling of 22862889 in words is "twenty-two million, eight hundred sixty-two thousand, eight hundred eighty-nine".