22256122 has 16 divisors (see below), whose sum is σ = 38368512. Its totient is φ = 9484560.

The previous prime is 22256099. The next prime is 22256123. The reversal of 22256122 is 22165222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22256093 and 22256102.

It is not an unprimeable number, because it can be changed into a prime (22256123) 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, 1858 + ... + 6925.

It is an arithmetic number, because the mean of its divisors is an integer number (2398032).

Almost surely, 2^22256122 is an apocalyptic number.

22256122 is a deficient number, since it is larger than the sum of its proper divisors (16112390).

22256122 is a wasteful number, since it uses less digits than its factorization.

22256122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8973.

The product of its digits is 960, while the sum is 22.

The square root of 22256122 is about 4717.6394520989. The cubic root of 22256122 is about 281.2871100333.

The spelling of 22256122 in words is "twenty-two million, two hundred fifty-six thousand, one hundred twenty-two".