22085694 has 12 divisors (see below), whose sum is σ = 47852376. Its totient is φ = 7361892.

The previous prime is 22085677. The next prime is 22085731. The reversal of 22085694 is 49658022.

It is a happy number.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 613474 + ... + 613509.

It is an arithmetic number, because the mean of its divisors is an integer number (3987698).

Almost surely, 2^22085694 is an apocalyptic number.

22085694 is an abundant number, since it is smaller than the sum of its proper divisors (25766682).

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

22085694 is a wasteful number, since it uses less digits than its factorization.

22085694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1226991 (or 1226988 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 22085694 is about 4699.5418925678. The cubic root of 22085694 is about 280.5672767983.

The spelling of 22085694 in words is "twenty-two million, eighty-five thousand, six hundred ninety-four".