195938408 has 16 divisors (see below), whose sum is σ = 368448480. Its totient is φ = 97685488.

The previous prime is 195938399. The next prime is 195938423. The reversal of 195938408 is 804839591.

195938408 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32516 + ... + 38067.

It is an arithmetic number, because the mean of its divisors is an integer number (23028030).

Almost surely, 2^195938408 is an apocalyptic number.

It is an amenable number.

195938408 is a deficient number, since it is larger than the sum of its proper divisors (172510072).

195938408 is a wasteful number, since it uses less digits than its factorization.

195938408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70936 (or 70932 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 195938408 is about 13997.8001128749. The cubic root of 195938408 is about 580.8177209391.

The spelling of 195938408 in words is "one hundred ninety-five million, nine hundred thirty-eight thousand, four hundred eight".