22944836 has 36 divisors (see below), whose sum is σ = 42706944. Its totient is φ = 10780560.

The previous prime is 22944809. The next prime is 22944841. The reversal of 22944836 is 63844922.

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 22944836.

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 11 ways as a sum of consecutive naturals, for example, 180605 + ... + 180731.

It is an arithmetic number, because the mean of its divisors is an integer number (1186304).

Almost surely, 2^22944836 is an apocalyptic number.

It is an amenable number.

22944836 is a deficient number, since it is larger than the sum of its proper divisors (19762108).

22944836 is a wasteful number, since it uses less digits than its factorization.

22944836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240 (or 207 counting only the distinct ones).

The product of its digits is 82944, while the sum is 38.

The square root of 22944836 is about 4790.0768261062. The cubic root of 22944836 is about 284.1591549897.

The spelling of 22944836 in words is "twenty-two million, nine hundred forty-four thousand, eight hundred thirty-six".