22856955 has 32 divisors (see below), whose sum is σ = 40400640. Its totient is φ = 10942080.

The previous prime is 22856947. The next prime is 22856969. The reversal of 22856955 is 55965822.

It is not a de Polignac number, because 22856955 - 2³ = 22856947 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12861 + ... + 14529.

It is an arithmetic number, because the mean of its divisors is an integer number (1262520).

Almost surely, 2^22856955 is an apocalyptic number.

22856955 is a deficient number, since it is larger than the sum of its proper divisors (17543685).

22856955 is a wasteful number, since it uses less digits than its factorization.

22856955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771.

The product of its digits is 216000, while the sum is 42.

The square root of 22856955 is about 4780.8947907269. The cubic root of 22856955 is about 283.7959049073.

The spelling of 22856955 in words is "twenty-two million, eight hundred fifty-six thousand, nine hundred fifty-five".