195455242 has 16 divisors (see below), whose sum is σ = 322032960. Its totient is φ = 88558272.

The previous prime is 195455207. The next prime is 195455251. The reversal of 195455242 is 242554591.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110943 + ... + 112690.

It is an arithmetic number, because the mean of its divisors is an integer number (20127060).

Almost surely, 2^195455242 is an apocalyptic number.

195455242 is a deficient number, since it is larger than the sum of its proper divisors (126577718).

195455242 is a wasteful number, since it uses less digits than its factorization.

195455242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223677.

The product of its digits is 72000, while the sum is 37.

The square root of 195455242 is about 13980.5308196792. The cubic root of 195455242 is about 580.3399137127.

The spelling of 195455242 in words is "one hundred ninety-five million, four hundred fifty-five thousand, two hundred forty-two".