22217163 has 8 divisors (see below), whose sum is σ = 29659968. Its totient is φ = 14792904.

The previous prime is 22217141. The next prime is 22217183. The reversal of 22217163 is 36171222.

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

It is not a de Polignac number, because 22217163 - 2¹⁶ = 22151627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22217183) by changing a digit.

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, 1545 + ... + 6842.

It is an arithmetic number, because the mean of its divisors is an integer number (3707496).

Almost surely, 2^22217163 is an apocalyptic number.

22217163 is a deficient number, since it is larger than the sum of its proper divisors (7442805).

22217163 is an equidigital number, since it uses as much as digits as its factorization.

22217163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9273.

The product of its digits is 1008, while the sum is 24.

The square root of 22217163 is about 4713.5085658138. The cubic root of 22217163 is about 281.1228845815.

Adding to 22217163 its reverse (36171222), we get a palindrome (58388385).

The spelling of 22217163 in words is "twenty-two million, two hundred seventeen thousand, one hundred sixty-three".