22164084 has 24 divisors (see below), whose sum is σ = 57462720. Its totient is φ = 7387992.

The previous prime is 22164031. The next prime is 22164097. The reversal of 22164084 is 48046122.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102504 + ... + 102719.

It is an arithmetic number, because the mean of its divisors is an integer number (2394280).

Almost surely, 2^22164084 is an apocalyptic number.

It is an amenable number.

22164084 is an abundant number, since it is smaller than the sum of its proper divisors (35298636).

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

22164084 is a wasteful number, since it uses less digits than its factorization.

22164084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205236 (or 205228 counting only the distinct ones).

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

The square root of 22164084 is about 4707.8746797254. The cubic root of 22164084 is about 280.8988292638.

The spelling of 22164084 in words is "twenty-two million, one hundred sixty-four thousand, eighty-four".