22666804 has 6 divisors (see below), whose sum is σ = 39666914. Its totient is φ = 11333400.

The previous prime is 22666801. The next prime is 22666817. The reversal of 22666804 is 40866622.

It can be written as a sum of positive squares in only one way, i.e., 21178404 + 1488400 = 4602^2 + 1220^2 .

It is a zygodrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 22666804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22666801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2833347 + ... + 2833354.

Almost surely, 2^22666804 is an apocalyptic number.

It is an amenable number.

22666804 is a deficient number, since it is larger than the sum of its proper divisors (17000110).

22666804 is a wasteful number, since it uses less digits than its factorization.

22666804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666705 (or 5666703 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 22666804 is about 4760.9667085583. The cubic root of 22666804 is about 283.0067298528.

The spelling of 22666804 in words is "twenty-two million, six hundred sixty-six thousand, eight hundred four".