195682817 has 8 divisors (see below), whose sum is σ = 213598560. Its totient is φ = 177788160.

The previous prime is 195682771. The next prime is 195682829. The reversal of 195682817 is 718286591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 195682817 - 2¹⁴ = 195666433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (195682117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19034 + ... + 27452.

It is an arithmetic number, because the mean of its divisors is an integer number (26699820).

Almost surely, 2^195682817 is an apocalyptic number.

It is an amenable number.

195682817 is a deficient number, since it is larger than the sum of its proper divisors (17915743).

195682817 is a wasteful number, since it uses less digits than its factorization.

195682817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10543.

The product of its digits is 241920, while the sum is 47.

The square root of 195682817 is about 13988.6674490460. The cubic root of 195682817 is about 580.5650626683.

The spelling of 195682817 in words is "one hundred ninety-five million, six hundred eighty-two thousand, eight hundred seventeen".