195385895 has 4 divisors (see below), whose sum is σ = 234463080. Its totient is φ = 156308712.

The previous prime is 195385891. The next prime is 195385903. The reversal of 195385895 is 598583591.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 195385895 - 2² = 195385891 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195385891) 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, 19538585 + ... + 19538594.

It is an arithmetic number, because the mean of its divisors is an integer number (58615770).

Almost surely, 2^195385895 is an apocalyptic number.

195385895 is a deficient number, since it is larger than the sum of its proper divisors (39077185).

195385895 is an equidigital number, since it uses as much as digits as its factorization.

195385895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39077184.

The product of its digits is 1944000, while the sum is 53.

The square root of 195385895 is about 13978.0504720794. The cubic root of 195385895 is about 580.2712712413.

The spelling of 195385895 in words is "one hundred ninety-five million, three hundred eighty-five thousand, eight hundred ninety-five".