195308042 has 8 divisors (see below), whose sum is σ = 305699616. Its totient is φ = 93408172.

The previous prime is 195308039. The next prime is 195308059. The reversal of 195308042 is 240803591.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2122868 + ... + 2122959.

It is an arithmetic number, because the mean of its divisors is an integer number (38212452).

Almost surely, 2^195308042 is an apocalyptic number.

195308042 is a deficient number, since it is larger than the sum of its proper divisors (110391574).

195308042 is a wasteful number, since it uses less digits than its factorization.

195308042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4245852.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 195308042 is about 13975.2653642069. The cubic root of 195308042 is about 580.1941898314.

It can be divided in two parts, 19530 and 8042, that added together give a palindrome (27572).

The spelling of 195308042 in words is "one hundred ninety-five million, three hundred eight thousand, forty-two".