195171834 has 32 divisors (see below), whose sum is σ = 458587584. Its totient is φ = 54593280.

The previous prime is 195171793. The next prime is 195171841. The reversal of 195171834 is 438171591.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 195171792 and 195171801.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112879 + ... + 114594.

It is an arithmetic number, because the mean of its divisors is an integer number (14330862).

Almost surely, 2^195171834 is an apocalyptic number.

195171834 is an abundant number, since it is smaller than the sum of its proper divisors (263415750).

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

195171834 is a wasteful number, since it uses less digits than its factorization.

195171834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227502.

The product of its digits is 30240, while the sum is 39.

The square root of 195171834 is about 13970.3913331016. The cubic root of 195171834 is about 580.0592824858.

The spelling of 195171834 in words is "one hundred ninety-five million, one hundred seventy-one thousand, eight hundred thirty-four".