22112085 has 32 divisors (see below), whose sum is σ = 37324800. Its totient is φ = 11156288.

The previous prime is 22112081. The next prime is 22112089. The reversal of 22112085 is 58021122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22112081) and next prime (22112089).

It is not a de Polignac number, because 22112085 - 2² = 22112081 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112081) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 36616 + ... + 37214.

It is an arithmetic number, because the mean of its divisors is an integer number (1166400).

Almost surely, 2^22112085 is an apocalyptic number.

It is an amenable number.

22112085 is a deficient number, since it is larger than the sum of its proper divisors (15212715).

22112085 is a wasteful number, since it uses less digits than its factorization.

22112085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737.

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

The square root of 22112085 is about 4702.3488811444. The cubic root of 22112085 is about 280.6789856670.

The spelling of 22112085 in words is "twenty-two million, one hundred twelve thousand, eighty-five".