195950597 has 4 divisors (see below), whose sum is σ = 202271616. Its totient is φ = 189629580.

The previous prime is 195950561. The next prime is 195950611. The reversal of 195950597 is 795059591.

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: 795059591 = 2887 ⋅275393.

It is a cyclic number.

It is not a de Polignac number, because 195950597 - 2¹² = 195946501 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 (195950507) 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, 3160463 + ... + 3160524.

It is an arithmetic number, because the mean of its divisors is an integer number (50567904).

Almost surely, 2^195950597 is an apocalyptic number.

It is an amenable number.

195950597 is a deficient number, since it is larger than the sum of its proper divisors (6321019).

195950597 is an equidigital number, since it uses as much as digits as its factorization.

195950597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6321018.

The product of its (nonzero) digits is 637875, while the sum is 50.

The square root of 195950597 is about 13998.2354959473. The cubic root of 195950597 is about 580.8297645884.

The spelling of 195950597 in words is "one hundred ninety-five million, nine hundred fifty thousand, five hundred ninety-seven".