195618196 has 12 divisors (see below), whose sum is σ = 342442548. Its totient is φ = 97777472.

The previous prime is 195618191. The next prime is 195618221. The reversal of 195618196 is 691816591.

It is a happy number.

195618196 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 172922500 + 22695696 = 13150^2 + 4764^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195618191) 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, 11070 + ... + 22666.

It is an arithmetic number, because the mean of its divisors is an integer number (28536879).

Almost surely, 2^195618196 is an apocalyptic number.

It is an amenable number.

195618196 is a deficient number, since it is larger than the sum of its proper divisors (146824352).

195618196 is a wasteful number, since it uses less digits than its factorization.

195618196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15818 (or 15816 counting only the distinct ones).

The product of its digits is 116640, while the sum is 46.

The square root of 195618196 is about 13986.3574957885. The cubic root of 195618196 is about 580.5011483093.

The spelling of 195618196 in words is "one hundred ninety-five million, six hundred eighteen thousand, one hundred ninety-six".