22016684 has 12 divisors (see below), whose sum is σ = 39858000. Its totient is φ = 10628688.

The previous prime is 22016653. The next prime is 22016693. The reversal of 22016684 is 48661022.

It is a Harshad number since it is a multiple of its sum of digits (29).

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, 94784 + ... + 95015.

It is an arithmetic number, because the mean of its divisors is an integer number (3321500).

Almost surely, 2^22016684 is an apocalyptic number.

It is an amenable number.

22016684 is a deficient number, since it is larger than the sum of its proper divisors (17841316).

22016684 is a wasteful number, since it uses less digits than its factorization.

22016684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189832 (or 189830 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 22016684 is about 4692.1939431358. The cubic root of 22016684 is about 280.2747473254.

The spelling of 22016684 in words is "twenty-two million, sixteen thousand, six hundred eighty-four".