195908242 has 8 divisors (see below), whose sum is σ = 294132096. Its totient is φ = 97864212.

The previous prime is 195908239. The next prime is 195908269. The reversal of 195908242 is 242809591.

195908242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 195908195 and 195908204.

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, 42198 + ... + 46609.

It is an arithmetic number, because the mean of its divisors is an integer number (36766512).

Almost surely, 2^195908242 is an apocalyptic number.

195908242 is a deficient number, since it is larger than the sum of its proper divisors (98223854).

195908242 is a wasteful number, since it uses less digits than its factorization.

195908242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89912.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 195908242 is about 13996.7225449389. The cubic root of 195908242 is about 580.7879125131.

The spelling of 195908242 in words is "one hundred ninety-five million, nine hundred eight thousand, two hundred forty-two".