22162284 has 36 divisors (see below), whose sum is σ = 58971640. Its totient is φ = 6998400.

The previous prime is 22162279. The next prime is 22162291. The reversal of 22162284 is 48226122.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15517 + ... + 16884.

Almost surely, 2^22162284 is an apocalyptic number.

It is an amenable number.

22162284 is an abundant number, since it is smaller than the sum of its proper divisors (36809356).

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

22162284 is a wasteful number, since it uses less digits than its factorization.

22162284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32430 (or 32425 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 22162284 is about 4707.6835067791. The cubic root of 22162284 is about 280.8912248954.

The spelling of 22162284 in words is "twenty-two million, one hundred sixty-two thousand, two hundred eighty-four".