394341982 has 8 divisors (see below), whose sum is σ = 594486000. Its totient is φ = 196179984.

The previous prime is 394341931. The next prime is 394342031. The reversal of 394341982 is 289143493.

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

It is a congruent number.

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, 495007 + ... + 495802.

It is an arithmetic number, because the mean of its divisors is an integer number (74310750).

Almost surely, 2^394341982 is an apocalyptic number.

394341982 is a deficient number, since it is larger than the sum of its proper divisors (200144018).

394341982 is a wasteful number, since it uses less digits than its factorization.

394341982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991010.

The product of its digits is 186624, while the sum is 43.

The square root of 394341982 is about 19858.0457749498. The cubic root of 394341982 is about 733.3157368138.

The spelling of 394341982 in words is "three hundred ninety-four million, three hundred forty-one thousand, nine hundred eighty-two".