22267768 has 16 divisors (see below), whose sum is σ = 41825160. Its totient is φ = 11114400.

The previous prime is 22267717. The next prime is 22267787. The reversal of 22267768 is 86776222.

It is a self number, because there is not a number n which added to its sum of digits gives 22267768.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3183 + ... + 7393.

Almost surely, 2^22267768 is an apocalyptic number.

It is an amenable number.

22267768 is a deficient number, since it is larger than the sum of its proper divisors (19557392).

22267768 is a wasteful number, since it uses less digits than its factorization.

22267768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4878 (or 4874 counting only the distinct ones).

The product of its digits is 112896, while the sum is 40.

The square root of 22267768 is about 4718.8735944079. The cubic root of 22267768 is about 281.3361646778.

The spelling of 22267768 in words is "twenty-two million, two hundred sixty-seven thousand, seven hundred sixty-eight".