195296691 has 8 divisors (see below), whose sum is σ = 260461504. Its totient is φ = 130164840.

The previous prime is 195296677. The next prime is 195296707. The reversal of 195296691 is 196692591.

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

It is not a de Polignac number, because 195296691 - 2¹⁵ = 195263923 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 195296691.

It is not an unprimeable number, because it can be changed into a prime (195296671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14760 + ... + 24666.

It is an arithmetic number, because the mean of its divisors is an integer number (32557688).

Almost surely, 2^195296691 is an apocalyptic number.

195296691 is a deficient number, since it is larger than the sum of its proper divisors (65164813).

195296691 is an equidigital number, since it uses as much as digits as its factorization.

195296691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16481.

The product of its digits is 262440, while the sum is 48.

The square root of 195296691 is about 13974.8592479495. The cubic root of 195296691 is about 580.1829496186.

The spelling of 195296691 in words is "one hundred ninety-five million, two hundred ninety-six thousand, six hundred ninety-one".