195133856 has 24 divisors (see below), whose sum is σ = 394555140. Its totient is φ = 94929408.

The previous prime is 195133843. The next prime is 195133859. The reversal of 195133856 is 658331591.

It can be written as a sum of positive squares in 2 ways, for example, as 141610000 + 53523856 = 11900^2 + 7316^2 .

It is not an unprimeable number, because it can be changed into a prime (195133859) 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, 81221 + ... + 83588.

Almost surely, 2^195133856 is an apocalyptic number.

195133856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

195133856 is an abundant number, since it is smaller than the sum of its proper divisors (199421284).

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

195133856 is a wasteful number, since it uses less digits than its factorization.

195133856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164856 (or 164848 counting only the distinct ones).

The product of its digits is 97200, while the sum is 41.

The square root of 195133856 is about 13969.0320351841. The cubic root of 195133856 is about 580.0216559492.

The spelling of 195133856 in words is "one hundred ninety-five million, one hundred thirty-three thousand, eight hundred fifty-six".