22085112 has 64 divisors (see below), whose sum is σ = 64465920. Its totient is φ = 6173568.

The previous prime is 22085081. The next prime is 22085123. The reversal of 22085112 is 21158022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6498 + ... + 9294.

It is an arithmetic number, because the mean of its divisors is an integer number (1007280).

Almost surely, 2^22085112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22085112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32232960).

22085112 is an abundant number, since it is smaller than the sum of its proper divisors (42380808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22085112 is a wasteful number, since it uses less digits than its factorization.

22085112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2860 (or 2856 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 22085112 is about 4699.4799712309. The cubic root of 22085112 is about 280.5648122830.

The spelling of 22085112 in words is "twenty-two million, eighty-five thousand, one hundred twelve".