195568923 has 16 divisors (see below), whose sum is σ = 284731776. Its totient is φ = 118415040.

The previous prime is 195568921. The next prime is 195568943. The reversal of 195568923 is 329865591.

It is a happy number.

It is not a de Polignac number, because 195568923 - 2¹ = 195568921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195568921) 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, 45015 + ... + 49167.

It is an arithmetic number, because the mean of its divisors is an integer number (17795736).

Almost surely, 2^195568923 is an apocalyptic number.

195568923 is a deficient number, since it is larger than the sum of its proper divisors (89162853).

195568923 is a wasteful number, since it uses less digits than its factorization.

195568923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5594.

The product of its digits is 583200, while the sum is 48.

The square root of 195568923 is about 13984.5959183668. The cubic root of 195568923 is about 580.4524046588.

The spelling of 195568923 in words is "one hundred ninety-five million, five hundred sixty-eight thousand, nine hundred twenty-three".