22855136 has 12 divisors (see below), whose sum is σ = 44996112. Its totient is φ = 11427552.

The previous prime is 22855127. The next prime is 22855139. The reversal of 22855136 is 63155822.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 714223 = 22855136 / (2 + 2 + 8 + 5 + 5 + 1 + 3 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22855139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357080 + ... + 357143.

It is an arithmetic number, because the mean of its divisors is an integer number (3749676).

Almost surely, 2^22855136 is an apocalyptic number.

It is an amenable number.

22855136 is a deficient number, since it is larger than the sum of its proper divisors (22140976).

22855136 is an equidigital number, since it uses as much as digits as its factorization.

22855136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714233 (or 714225 counting only the distinct ones).

The product of its digits is 14400, while the sum is 32.

The square root of 22855136 is about 4780.7045505867. The cubic root of 22855136 is about 283.7883763681.

The spelling of 22855136 in words is "twenty-two million, eight hundred fifty-five thousand, one hundred thirty-six".