22085212 has 12 divisors (see below), whose sum is σ = 38740240. Its totient is φ = 11016576.

The previous prime is 22085209. The next prime is 22085257. The reversal of 22085212 is 21258022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4533 + ... + 8044.

Almost surely, 2^22085212 is an apocalyptic number.

It is an amenable number.

22085212 is a deficient number, since it is larger than the sum of its proper divisors (16655028).

22085212 is a wasteful number, since it uses less digits than its factorization.

22085212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13020 (or 13018 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 22085212 is about 4699.4906106939. The cubic root of 22085212 is about 280.5652357423.

The spelling of 22085212 in words is "twenty-two million, eighty-five thousand, two hundred twelve".