394618 has 16 divisors (see below), whose sum is σ = 687744. Its totient is φ = 166320.

The previous prime is 394601. The next prime is 394619. The reversal of 394618 is 816493.

394618 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 394618.

It is not an unprimeable number, because it can be changed into a prime (394619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 796 + ... + 1192.

It is an arithmetic number, because the mean of its divisors is an integer number (42984).

2³⁹⁴⁶¹⁸ is an apocalyptic number.

394618 is a deficient number, since it is larger than the sum of its proper divisors (293126).

394618 is a wasteful number, since it uses less digits than its factorization.

394618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477.

The product of its digits is 5184, while the sum is 31.

The square root of 394618 is about 628.1862781055. The cubic root of 394618 is about 73.3486790658.

Subtracting 394618 from its reverse (816493), we obtain a cube (421875 = 75³).

The spelling of 394618 in words is "three hundred ninety-four thousand, six hundred eighteen".