22889572 has 12 divisors (see below), whose sum is σ = 40146876. Its totient is φ = 11419040.

The previous prime is 22889567. The next prime is 22889593. The reversal of 22889572 is 27598822.

It can be written as a sum of positive squares in 2 ways, for example, as 7096896 + 15792676 = 2664^2 + 3974^2 .

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, 4363 + ... + 8050.

It is an arithmetic number, because the mean of its divisors is an integer number (3345573).

Almost surely, 2^22889572 is an apocalyptic number.

It is an amenable number.

22889572 is a deficient number, since it is larger than the sum of its proper divisors (17257304).

22889572 is a wasteful number, since it uses less digits than its factorization.

22889572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12878 (or 12876 counting only the distinct ones).

The product of its digits is 161280, while the sum is 43.

The square root of 22889572 is about 4784.3047561793. The cubic root of 22889572 is about 283.9308335167.

The spelling of 22889572 in words is "twenty-two million, eight hundred eighty-nine thousand, five hundred seventy-two".