22768036 has 6 divisors (see below), whose sum is σ = 39844070. Its totient is φ = 11384016.

The previous prime is 22768033. The next prime is 22768063. The reversal of 22768036 is 63086722.

It can be written as a sum of positive squares in only one way, i.e., 11943936 + 10824100 = 3456^2 + 3290^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22767992 and 22768010.

It is not an unprimeable number, because it can be changed into a prime (22768033) by changing a digit.

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 as a sum of consecutive naturals, namely, 2846001 + ... + 2846008.

Almost surely, 2^22768036 is an apocalyptic number.

It is an amenable number.

22768036 is a deficient number, since it is larger than the sum of its proper divisors (17076034).

22768036 is a wasteful number, since it uses less digits than its factorization.

22768036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692013 (or 5692011 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 22768036 is about 4771.5863190348. The cubic root of 22768036 is about 283.4274154305.

The spelling of 22768036 in words is "twenty-two million, seven hundred sixty-eight thousand, thirty-six".