163797222 has 8 divisors (see below), whose sum is σ = 327594456. Its totient is φ = 54599072.

The previous prime is 163797203. The next prime is 163797239. The reversal of 163797222 is 222797361.

163797222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

163797222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13649763 + ... + 13649774.

It is an arithmetic number, because the mean of its divisors is an integer number (40949307).

Almost surely, 2^163797222 is an apocalyptic number.

163797222 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.

163797222 is a wasteful number, since it uses less digits than its factorization.

163797222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27299542.

The product of its digits is 63504, while the sum is 39.

The square root of 163797222 is about 12798.3288752868. The cubic root of 163797222 is about 547.1446755158.

The spelling of 163797222 in words is "one hundred sixty-three million, seven hundred ninety-seven thousand, two hundred twenty-two".