22838764 has 24 divisors (see below), whose sum is σ = 43218000. Its totient is φ = 10497984.

The previous prime is 22838737. The next prime is 22838771. The reversal of 22838764 is 46783822.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14487 + ... + 15985.

It is an arithmetic number, because the mean of its divisors is an integer number (1800750).

Almost surely, 2^22838764 is an apocalyptic number.

It is an amenable number.

22838764 is a deficient number, since it is larger than the sum of its proper divisors (20379236).

22838764 is a wasteful number, since it uses less digits than its factorization.

22838764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1809 (or 1807 counting only the distinct ones).

The product of its digits is 129024, while the sum is 40.

The square root of 22838764 is about 4778.9919439145. The cubic root of 22838764 is about 283.7205973920.

The spelling of 22838764 in words is "twenty-two million, eight hundred thirty-eight thousand, seven hundred sixty-four".