22255892 has 12 divisors (see below), whose sum is σ = 40204416. Its totient is φ = 10768920.

The previous prime is 22255889. The next prime is 22255903. The reversal of 22255892 is 29855222.

It is a congruent number.

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, 89618 + ... + 89865.

It is an arithmetic number, because the mean of its divisors is an integer number (3350368).

Almost surely, 2^22255892 is an apocalyptic number.

It is an amenable number.

22255892 is a deficient number, since it is larger than the sum of its proper divisors (17948524).

22255892 is a wasteful number, since it uses less digits than its factorization.

22255892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179518 (or 179516 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 22255892 is about 4717.6150754380. The cubic root of 22255892 is about 281.2861410676.

The spelling of 22255892 in words is "twenty-two million, two hundred fifty-five thousand, eight hundred ninety-two".