22799012 has 24 divisors (see below), whose sum is σ = 43357440. Its totient is φ = 10450080.

The previous prime is 22799009. The next prime is 22799027. The reversal of 22799012 is 21099722.

It is a super-2 number, since 2×22799012² = 1039589896352288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22799012.

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, 2483 + ... + 7194.

It is an arithmetic number, because the mean of its divisors is an integer number (1806560).

Almost surely, 2^22799012 is an apocalyptic number.

It is an amenable number.

22799012 is a deficient number, since it is larger than the sum of its proper divisors (20558428).

22799012 is a wasteful number, since it uses less digits than its factorization.

22799012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9731 (or 9729 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 22799012 is about 4774.8310964892. The cubic root of 22799012 is about 283.5558918779. Note that the first 3 decimals are identical.

The spelling of 22799012 in words is "twenty-two million, seven hundred ninety-nine thousand, twelve".