195675973 has 4 divisors (see below), whose sum is σ = 204183648. Its totient is φ = 187168300.

The previous prime is 195675971. The next prime is 195676007. The reversal of 195675973 is 379576591.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 379576591 = 263 ⋅1443257.

It is a cyclic number.

It is not a de Polignac number, because 195675973 - 2¹ = 195675971 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 195675973.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195675971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4253803 + ... + 4253848.

It is an arithmetic number, because the mean of its divisors is an integer number (51045912).

Almost surely, 2^195675973 is an apocalyptic number.

It is an amenable number.

195675973 is a deficient number, since it is larger than the sum of its proper divisors (8507675).

195675973 is an equidigital number, since it uses as much as digits as its factorization.

195675973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8507674.

The product of its digits is 1786050, while the sum is 52.

The square root of 195675973 is about 13988.4228203182. The cubic root of 195675973 is about 580.5582941748.

The spelling of 195675973 in words is "one hundred ninety-five million, six hundred seventy-five thousand, nine hundred seventy-three".