22942056 has 16 divisors (see below), whose sum is σ = 57355200. Its totient is φ = 7647344.

The previous prime is 22942043. The next prime is 22942067. The reversal of 22942056 is 65024922.

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 3 ways as a sum of consecutive naturals, for example, 477936 + ... + 477983.

It is an arithmetic number, because the mean of its divisors is an integer number (3584700).

Almost surely, 2^22942056 is an apocalyptic number.

It is an amenable number.

22942056 is an abundant number, since it is smaller than the sum of its proper divisors (34413144).

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

22942056 is a wasteful number, since it uses less digits than its factorization.

22942056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955928 (or 955924 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 22942056 is about 4789.7866340788. The cubic root of 22942056 is about 284.1476782699.

Adding to 22942056 its reverse (65024922), we get a palindrome (87966978).

The spelling of 22942056 in words is "twenty-two million, nine hundred forty-two thousand, fifty-six".