195360589 has 4 divisors (see below), whose sum is σ = 195471580. Its totient is φ = 195249600.

The previous prime is 195360523. The next prime is 195360593. The reversal of 195360589 is 985063591.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 176438089 + 18922500 = 13283^2 + 4350^2 .

It is a cyclic number.

It is not a de Polignac number, because 195360589 - 2²⁵ = 161806157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195330589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52812 + ... + 56389.

It is an arithmetic number, because the mean of its divisors is an integer number (48867895).

Almost surely, 2^195360589 is an apocalyptic number.

It is an amenable number.

195360589 is a deficient number, since it is larger than the sum of its proper divisors (110991).

195360589 is a wasteful number, since it uses less digits than its factorization.

195360589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110990.

The product of its (nonzero) digits is 291600, while the sum is 46.

The square root of 195360589 is about 13977.1452378517. The cubic root of 195360589 is about 580.2462182920.

The spelling of 195360589 in words is "one hundred ninety-five million, three hundred sixty thousand, five hundred eighty-nine".