195798273 has 16 divisors (see below), whose sum is σ = 285081600. Its totient is φ = 118547280.

The previous prime is 195798209. The next prime is 195798293. The reversal of 195798273 is 372897591.

It is not a de Polignac number, because 195798273 - 2⁶ = 195798209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195798203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39888 + ... + 44526.

It is an arithmetic number, because the mean of its divisors is an integer number (17817600).

Almost surely, 2^195798273 is an apocalyptic number.

It is an amenable number.

195798273 is a deficient number, since it is larger than the sum of its proper divisors (89283327).

195798273 is a wasteful number, since it uses less digits than its factorization.

195798273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5932.

The product of its digits is 952560, while the sum is 51.

The square root of 195798273 is about 13992.7936095692. The cubic root of 195798273 is about 580.6792211184.

The spelling of 195798273 in words is "one hundred ninety-five million, seven hundred ninety-eight thousand, two hundred seventy-three".