22056975 has 48 divisors (see below), whose sum is σ = 41559840. Its totient is φ = 11462400.

The previous prime is 22056911. The next prime is 22056989. The reversal of 22056975 is 57965022.

22056975 is a `hidden beast` number, since 2 + 20 + 569 + 75 = 666.

It is not a de Polignac number, because 22056975 - 2⁶ = 22056911 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27277 + ... + 28073.

It is an arithmetic number, because the mean of its divisors is an integer number (865830).

Almost surely, 2^22056975 is an apocalyptic number.

22056975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22056975 is a deficient number, since it is larger than the sum of its proper divisors (19502865).

22056975 is a wasteful number, since it uses less digits than its factorization.

22056975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857 (or 846 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 22056975 is about 4696.4853880322. The cubic root of 22056975 is about 280.4456127216.

It can be divided in two parts, 2205 and 6975, that added together give a triangular number (9180 = T₁₃₅).

The spelling of 22056975 in words is "twenty-two million, fifty-six thousand, nine hundred seventy-five".