22556697 has 8 divisors (see below), whose sum is σ = 30229056. Its totient is φ = 14961072.

The previous prime is 22556687. The next prime is 22556701. The reversal of 22556697 is 79665522.

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

It is not a de Polignac number, because 22556697 - 2⁸ = 22556441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22556627) 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, 18493 + ... + 19674.

It is an arithmetic number, because the mean of its divisors is an integer number (3778632).

Almost surely, 2^22556697 is an apocalyptic number.

It is an amenable number.

22556697 is a deficient number, since it is larger than the sum of its proper divisors (7672359).

22556697 is a wasteful number, since it uses less digits than its factorization.

22556697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38367.

The product of its digits is 226800, while the sum is 42.

The square root of 22556697 is about 4749.3891186130. The cubic root of 22556697 is about 282.5477382974.

The spelling of 22556697 in words is "twenty-two million, five hundred fifty-six thousand, six hundred ninety-seven".