394928 has 10 divisors (see below), whose sum is σ = 765204. Its totient is φ = 197456.

The previous prime is 394897. The next prime is 394931. The reversal of 394928 is 829493.

It is an unprimeable number.

394928 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12326 + ... + 12357.

2³⁹⁴⁹²⁸ is an apocalyptic number.

It is an amenable number.

394928 is a deficient number, since it is larger than the sum of its proper divisors (370276).

394928 is a wasteful number, since it uses less digits than its factorization.

394928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24691 (or 24685 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 394928 is about 628.4329717639. The cubic root of 394928 is about 73.3678808754.

The spelling of 394928 in words is "three hundred ninety-four thousand, nine hundred twenty-eight".