394436 has 12 divisors (see below), whose sum is σ = 788928. Its totient is φ = 169032.

The previous prime is 394411. The next prime is 394453. The reversal of 394436 is 634493.

It is a happy number.

394436 is an admirable number.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 394399 and 394408.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 394436.

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, 7016 + ... + 7071.

It is an arithmetic number, because the mean of its divisors is an integer number (65744).

2³⁹⁴⁴³⁶ is an apocalyptic number.

It is an amenable number.

394436 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

394436 is a wasteful number, since it uses less digits than its factorization.

394436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14098 (or 14096 counting only the distinct ones).

The product of its digits is 7776, while the sum is 29.

The square root of 394436 is about 628.0413999093. The cubic root of 394436 is about 73.3374010599.

The spelling of 394436 in words is "three hundred ninety-four thousand, four hundred thirty-six".