195673668 has 48 divisors (see below), whose sum is σ = 467026560. Its totient is φ = 63741184.

The previous prime is 195673661. The next prime is 195673669. The reversal of 195673668 is 866376591.

It is a self number, because there is not a number n which added to its sum of digits gives 195673668.

It is not an unprimeable number, because it can be changed into a prime (195673661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227896 + ... + 228752.

It is an arithmetic number, because the mean of its divisors is an integer number (9729720).

Almost surely, 2^195673668 is an apocalyptic number.

It is an amenable number.

195673668 is an abundant number, since it is smaller than the sum of its proper divisors (271352892).

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

195673668 is a wasteful number, since it uses less digits than its factorization.

195673668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276 (or 1274 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 51.

The square root of 195673668 is about 13988.3404305157. The cubic root of 195673668 is about 580.5560145692.

The spelling of 195673668 in words is "one hundred ninety-five million, six hundred seventy-three thousand, six hundred sixty-eight".