22113764 has 24 divisors (see below), whose sum is σ = 40665408. Its totient is φ = 10501920.

The previous prime is 22113733. The next prime is 22113803. The reversal of 22113764 is 46731122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13679 + ... + 15209.

It is an arithmetic number, because the mean of its divisors is an integer number (1694392).

Almost surely, 2^22113764 is an apocalyptic number.

It is an amenable number.

22113764 is a deficient number, since it is larger than the sum of its proper divisors (18551644).

22113764 is a wasteful number, since it uses less digits than its factorization.

22113764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1715 (or 1713 counting only the distinct ones).

The product of its digits is 2016, while the sum is 26.

The square root of 22113764 is about 4702.5274055554. The cubic root of 22113764 is about 280.6860895967.

Adding to 22113764 its reverse (46731122), we get a palindrome (68844886).

The spelling of 22113764 in words is "twenty-two million, one hundred thirteen thousand, seven hundred sixty-four".