394434676 has 12 divisors (see below), whose sum is σ = 698998720. Its totient is φ = 194720760.

The previous prime is 394434653. The next prime is 394434707. The reversal of 394434676 is 676434493.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 623790 + ... + 624421.

Almost surely, 2^394434676 is an apocalyptic number.

It is an amenable number.

394434676 is a deficient number, since it is larger than the sum of its proper divisors (304564044).

394434676 is a wasteful number, since it uses less digits than its factorization.

394434676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248294 (or 1248292 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 46.

The square root of 394434676 is about 19860.3795532714. The cubic root of 394434676 is about 733.3731900284.

The spelling of 394434676 in words is "three hundred ninety-four million, four hundred thirty-four thousand, six hundred seventy-six".