197922 has 8 divisors (see below), whose sum is σ = 395856. Its totient is φ = 65972.

The previous prime is 197921. The next prime is 197927. The reversal of 197922 is 229791.

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

197922 is an admirable number.

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 197922.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 197922.

It is not an unprimeable number, because it can be changed into a prime (197921) 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, 16488 + ... + 16499.

It is an arithmetic number, because the mean of its divisors is an integer number (49482).

2¹⁹⁷⁹²² is an apocalyptic number.

197922 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.

197922 is a wasteful number, since it uses less digits than its factorization.

197922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32992.

The product of its digits is 2268, while the sum is 30.

The square root of 197922 is about 444.8842546101. The cubic root of 197922 is about 58.2771122720.

The spelling of 197922 in words is "one hundred ninety-seven thousand, nine hundred twenty-two".