22116884 has 12 divisors (see below), whose sum is σ = 39528384. Its totient is φ = 10823064.

The previous prime is 22116859. The next prime is 22116889. The reversal of 22116884 is 48861122.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22116884.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22116889) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 58634 + ... + 59009.

It is an arithmetic number, because the mean of its divisors is an integer number (3294032).

Almost surely, 2^22116884 is an apocalyptic number.

It is an amenable number.

22116884 is a deficient number, since it is larger than the sum of its proper divisors (17411500).

22116884 is a wasteful number, since it uses less digits than its factorization.

22116884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117694 (or 117692 counting only the distinct ones).

The product of its digits is 6144, while the sum is 32.

The square root of 22116884 is about 4702.8591303589. The cubic root of 22116884 is about 280.6992895117.

The spelling of 22116884 in words is "twenty-two million, one hundred sixteen thousand, eight hundred eighty-four".