163194222 has 8 divisors (see below), whose sum is σ = 326388456. Its totient is φ = 54398072.

The previous prime is 163194221. The next prime is 163194247. The reversal of 163194222 is 222491361.

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

163194222 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 163194222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163194221) 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, 13599513 + ... + 13599524.

It is an arithmetic number, because the mean of its divisors is an integer number (40798557).

Almost surely, 2^163194222 is an apocalyptic number.

163194222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163194222 is a wasteful number, since it uses less digits than its factorization.

163194222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27199042.

The product of its digits is 5184, while the sum is 30.

The square root of 163194222 is about 12774.7493908883. The cubic root of 163194222 is about 546.4724338883.

The spelling of 163194222 in words is "one hundred sixty-three million, one hundred ninety-four thousand, two hundred twenty-two".