195834688 has 112 divisors (see below), whose sum is σ = 468172800. Its totient is φ = 79511040.

The previous prime is 195834677. The next prime is 195834689. The reversal of 195834688 is 886438591.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195834689) 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, 819273 + ... + 819511.

Almost surely, 2^195834688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195834688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234086400).

195834688 is an abundant number, since it is smaller than the sum of its proper divisors (272338112).

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

195834688 is a wasteful number, since it uses less digits than its factorization.

195834688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348 (or 338 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 52.

The square root of 195834688 is about 13994.0947545742. The cubic root of 195834688 is about 580.7152175597.

The spelling of 195834688 in words is "one hundred ninety-five million, eight hundred thirty-four thousand, six hundred eighty-eight".