22556942 has 8 divisors (see below), whose sum is σ = 33855600. Its totient is φ = 11271744.

The previous prime is 22556923. The next prime is 22556999. The reversal of 22556942 is 24965522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4559 + ... + 8117.

It is an arithmetic number, because the mean of its divisors is an integer number (4231950).

Almost surely, 2^22556942 is an apocalyptic number.

22556942 is a deficient number, since it is larger than the sum of its proper divisors (11298658).

22556942 is a wasteful number, since it uses less digits than its factorization.

22556942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6730.

The product of its digits is 43200, while the sum is 35.

The square root of 22556942 is about 4749.4149113338. The cubic root of 22556942 is about 282.5487612596.

The spelling of 22556942 in words is "twenty-two million, five hundred fifty-six thousand, nine hundred forty-two".