195962393 has 4 divisors (see below), whose sum is σ = 213777168. Its totient is φ = 178147620.

The previous prime is 195962381. The next prime is 195962413. The reversal of 195962393 is 393269591.

195962393 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 195962393 - 2¹² = 195958297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195962303) 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, 8907371 + ... + 8907392.

It is an arithmetic number, because the mean of its divisors is an integer number (53444292).

Almost surely, 2^195962393 is an apocalyptic number.

It is an amenable number.

195962393 is a deficient number, since it is larger than the sum of its proper divisors (17814775).

195962393 is a wasteful number, since it uses less digits than its factorization.

195962393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17814774.

The product of its digits is 393660, while the sum is 47.

The square root of 195962393 is about 13998.6568284246. The cubic root of 195962393 is about 580.8414194485.

The spelling of 195962393 in words is "one hundred ninety-five million, nine hundred sixty-two thousand, three hundred ninety-three".