22888556 has 12 divisors (see below), whose sum is σ = 40986792. Its totient is φ = 11178048.

The previous prime is 22888531. The next prime is 22888561. The reversal of 22888556 is 65588822.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66365 + ... + 66708.

It is an arithmetic number, because the mean of its divisors is an integer number (3415566).

Almost surely, 2^22888556 is an apocalyptic number.

It is an amenable number.

22888556 is a deficient number, since it is larger than the sum of its proper divisors (18098236).

22888556 is a wasteful number, since it uses less digits than its factorization.

22888556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133120 (or 133118 counting only the distinct ones).

The product of its digits is 307200, while the sum is 44.

The square root of 22888556 is about 4784.1985744741. The cubic root of 22888556 is about 283.9266325062.

The spelling of 22888556 in words is "twenty-two million, eight hundred eighty-eight thousand, five hundred fifty-six".