22855166 has 4 divisors (see below), whose sum is σ = 34282752. Its totient is φ = 11427582.

The previous prime is 22855141. The next prime is 22855181. The reversal of 22855166 is 66155822.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×22855166² = 1044717225775112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5713790 + ... + 5713793.

It is an arithmetic number, because the mean of its divisors is an integer number (8570688).

Almost surely, 2^22855166 is an apocalyptic number.

22855166 is a deficient number, since it is larger than the sum of its proper divisors (11427586).

22855166 is a wasteful number, since it uses less digits than its factorization.

22855166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11427585.

The product of its digits is 28800, while the sum is 35.

The square root of 22855166 is about 4780.7076881985. The cubic root of 22855166 is about 283.7885005363.

The spelling of 22855166 in words is "twenty-two million, eight hundred fifty-five thousand, one hundred sixty-six".