195879922 has 16 divisors (see below), whose sum is σ = 339569280. Its totient is φ = 83004768.

The previous prime is 195879907. The next prime is 195879923. The reversal of 195879922 is 229978591.

It is a self number, because there is not a number n which added to its sum of digits gives 195879922.

It is not an unprimeable number, because it can be changed into a prime (195879923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77358 + ... + 79849.

It is an arithmetic number, because the mean of its divisors is an integer number (21223080).

Almost surely, 2^195879922 is an apocalyptic number.

195879922 is a deficient number, since it is larger than the sum of its proper divisors (143689358).

195879922 is a wasteful number, since it uses less digits than its factorization.

195879922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157305.

The product of its digits is 816480, while the sum is 52.

The square root of 195879922 is about 13995.7108429690. The cubic root of 195879922 is about 580.7599254205.

The spelling of 195879922 in words is "one hundred ninety-five million, eight hundred seventy-nine thousand, nine hundred twenty-two".