195527885 has 24 divisors (see below), whose sum is σ = 273627360. Its totient is φ = 133739424.

The previous prime is 195527873. The next prime is 195527903. The reversal of 195527885 is 588725591.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-195527885 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133286 + ... + 134744.

It is an arithmetic number, because the mean of its divisors is an integer number (11401140).

Almost surely, 2^195527885 is an apocalyptic number.

It is an amenable number.

195527885 is a deficient number, since it is larger than the sum of its proper divisors (78099475).

195527885 is a wasteful number, since it uses less digits than its factorization.

195527885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025 (or 2018 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 50.

The square root of 195527885 is about 13983.1285841188. The cubic root of 195527885 is about 580.4118012886.

The spelling of 195527885 in words is "one hundred ninety-five million, five hundred twenty-seven thousand, eight hundred eighty-five".