22194163 has 8 divisors (see below), whose sum is σ = 23548320. Its totient is φ = 20845440.

The previous prime is 22194127. The next prime is 22194203. The reversal of 22194163 is 36149122.

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

It is a cyclic number.

It is not a de Polignac number, because 22194163 - 2¹³ = 22185971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22194113) 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, 9693 + ... + 11761.

It is an arithmetic number, because the mean of its divisors is an integer number (2943540).

Almost surely, 2^22194163 is an apocalyptic number.

22194163 is a deficient number, since it is larger than the sum of its proper divisors (1354157).

22194163 is a wasteful number, since it uses less digits than its factorization.

22194163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2717.

The product of its digits is 2592, while the sum is 28.

The square root of 22194163 is about 4711.0681379067. The cubic root of 22194163 is about 281.0258416055.

The spelling of 22194163 in words is "twenty-two million, one hundred ninety-four thousand, one hundred sixty-three".