22356163 has 4 divisors (see below), whose sum is σ = 22378720. Its totient is φ = 22333608.

The previous prime is 22356143. The next prime is 22356197. The reversal of 22356163 is 36165322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22356163 - 2²¹ = 20259011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22356143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9720 + ... + 11797.

It is an arithmetic number, because the mean of its divisors is an integer number (5594680).

Almost surely, 2^22356163 is an apocalyptic number.

22356163 is a deficient number, since it is larger than the sum of its proper divisors (22557).

22356163 is a wasteful number, since it uses less digits than its factorization.

22356163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22556.

The product of its digits is 6480, while the sum is 28.

The square root of 22356163 is about 4728.2304300869. The cubic root of 22356163 is about 281.7079408411.

The spelling of 22356163 in words is "twenty-two million, three hundred fifty-six thousand, one hundred sixty-three".