22125884 has 12 divisors (see below), whose sum is σ = 42240408. Its totient is φ = 10057200.

The previous prime is 22125877. The next prime is 22125893. The reversal of 22125884 is 48852122.

It is a self number, because there is not a number n which added to its sum of digits gives 22125884.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 251387 + ... + 251474.

It is an arithmetic number, because the mean of its divisors is an integer number (3520034).

Almost surely, 2^22125884 is an apocalyptic number.

It is an amenable number.

22125884 is a deficient number, since it is larger than the sum of its proper divisors (20114524).

22125884 is a wasteful number, since it uses less digits than its factorization.

22125884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502876 (or 502874 counting only the distinct ones).

The product of its digits is 10240, while the sum is 32.

The square root of 22125884 is about 4703.8158977579. The cubic root of 22125884 is about 280.7373592357.

The spelling of 22125884 in words is "twenty-two million, one hundred twenty-five thousand, eight hundred eighty-four".