22116704 has 12 divisors (see below), whose sum is σ = 43542324. Its totient is φ = 11058336.

The previous prime is 22116701. The next prime is 22116719. The reversal of 22116704 is 40761122.

It is a self number, because there is not a number n which added to its sum of digits gives 22116704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22116701) 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 as a sum of consecutive naturals, namely, 345542 + ... + 345605.

It is an arithmetic number, because the mean of its divisors is an integer number (3628527).

Almost surely, 2^22116704 is an apocalyptic number.

It is an amenable number.

22116704 is a deficient number, since it is larger than the sum of its proper divisors (21425620).

22116704 is an equidigital number, since it uses as much as digits as its factorization.

22116704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691157 (or 691149 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 22116704 is about 4702.8399930255. The cubic root of 22116704 is about 280.6985280119.

Adding to 22116704 its reverse (40761122), we get a palindrome (62877826).

The spelling of 22116704 in words is "twenty-two million, one hundred sixteen thousand, seven hundred four".