195930194 has 4 divisors (see below), whose sum is σ = 293895294. Its totient is φ = 97965096.

The previous prime is 195930187. The next prime is 195930197. The reversal of 195930194 is 491039591.

195930194 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 130530625 + 65399569 = 11425^2 + 8087^2 .

It is not an unprimeable number, because it can be changed into a prime (195930197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48982547 + ... + 48982550.

Almost surely, 2^195930194 is an apocalyptic number.

195930194 is a deficient number, since it is larger than the sum of its proper divisors (97965100).

195930194 is an equidigital number, since it uses as much as digits as its factorization.

195930194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97965099.

The product of its (nonzero) digits is 43740, while the sum is 41.

The square root of 195930194 is about 13997.5067065531. The cubic root of 195930194 is about 580.8096046072.

The spelling of 195930194 in words is "one hundred ninety-five million, nine hundred thirty thousand, one hundred ninety-four".