56169222 has 16 divisors (see below), whose sum is σ = 113389632. Its totient is φ = 18547880.

The previous prime is 56169199. The next prime is 56169247. The reversal of 56169222 is 22296165.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43104 + ... + 44387.

It is an arithmetic number, because the mean of its divisors is an integer number (7086852).

Almost surely, 2^56169222 is an apocalyptic number.

56169222 is an abundant number, since it is smaller than the sum of its proper divisors (57220410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56169222 is a wasteful number, since it uses less digits than its factorization.

56169222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87603.

The product of its digits is 12960, while the sum is 33.

The square root of 56169222 is about 7494.6128652519. The cubic root of 56169222 is about 382.9712181286.

The spelling of 56169222 in words is "fifty-six million, one hundred sixty-nine thousand, two hundred twenty-two".