22256855 has 8 divisors (see below), whose sum is σ = 26733552. Its totient is φ = 17788608.

The previous prime is 22256851. The next prime is 22256879. The reversal of 22256855 is 55865222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22256855 - 2² = 22256851 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22256851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9347 + ... + 11483.

It is an arithmetic number, because the mean of its divisors is an integer number (3341694).

Almost surely, 2^22256855 is an apocalyptic number.

22256855 is a deficient number, since it is larger than the sum of its proper divisors (4476697).

22256855 is a wasteful number, since it uses less digits than its factorization.

22256855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4225.

The product of its digits is 48000, while the sum is 35.

The square root of 22256855 is about 4717.7171386169. The cubic root of 22256855 is about 281.2901980404.

The spelling of 22256855 in words is "twenty-two million, two hundred fifty-six thousand, eight hundred fifty-five".