195297 has 4 divisors (see below), whose sum is σ = 260400. Its totient is φ = 130196.

The previous prime is 195281. The next prime is 195311. The reversal of 195297 is 792591.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 195297 - 2⁴ = 195281 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (195277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32547 + ... + 32552.

It is an arithmetic number, because the mean of its divisors is an integer number (65100).

2¹⁹⁵²⁹⁷ is an apocalyptic number.

It is an amenable number.

195297 is a deficient number, since it is larger than the sum of its proper divisors (65103).

195297 is an equidigital number, since it uses as much as digits as its factorization.

195297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65102.

The product of its digits is 5670, while the sum is 33.

The square root of 195297 is about 441.9242016455. The cubic root of 195297 is about 58.0183255608.

The spelling of 195297 in words is "one hundred ninety-five thousand, two hundred ninety-seven".