194942342 has 16 divisors (see below), whose sum is σ = 348717312. Its totient is φ = 79914120.

The previous prime is 194942311. The next prime is 194942389. The reversal of 194942342 is 243249491.

It is a junction number, because it is equal to n+sod(n) for n = 194942296 and 194942305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302384 + ... + 303027.

It is an arithmetic number, because the mean of its divisors is an integer number (21794832).

Almost surely, 2^194942342 is an apocalyptic number.

194942342 is a deficient number, since it is larger than the sum of its proper divisors (153774970).

194942342 is a wasteful number, since it uses less digits than its factorization.

194942342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605443.

The product of its digits is 62208, while the sum is 38.

The square root of 194942342 is about 13962.1754035680. The cubic root of 194942342 is about 579.8318398745.

The spelling of 194942342 in words is "one hundred ninety-four million, nine hundred forty-two thousand, three hundred forty-two".