195840963 has 64 divisors (see below), whose sum is σ = 314603520. Its totient is φ = 120185856.

The previous prime is 195840949. The next prime is 195841027. The reversal of 195840963 is 369048591.

It is a happy number.

195840963 is a `hidden beast` number, since 1 + 9 + 584 + 0 + 9 + 63 = 666.

It is not a de Polignac number, because 195840963 - 2⁶ = 195840899 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195840913) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2018931 + ... + 2019027.

It is an arithmetic number, because the mean of its divisors is an integer number (4915680).

Almost surely, 2^195840963 is an apocalyptic number.

195840963 is a deficient number, since it is larger than the sum of its proper divisors (118762557).

195840963 is a wasteful number, since it uses less digits than its factorization.

195840963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 195840963 is about 13994.3189544901. The cubic root of 195840963 is about 580.7214199833.

The spelling of 195840963 in words is "one hundred ninety-five million, eight hundred forty thousand, nine hundred sixty-three".