394785 has 24 divisors (see below), whose sum is σ = 708864. Its totient is φ = 203040.

The previous prime is 394759. The next prime is 394787. The reversal of 394785 is 587493.

394785 is nontrivially palindromic in base 8.

It is not a de Polignac number, because 394785 - 2⁶ = 394721 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (394787) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1254 + ... + 1536.

It is an arithmetic number, because the mean of its divisors is an integer number (29536).

2³⁹⁴⁷⁸⁵ is an apocalyptic number.

It is an amenable number.

394785 is a deficient number, since it is larger than the sum of its proper divisors (314079).

394785 is a wasteful number, since it uses less digits than its factorization.

394785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325 (or 322 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 394785 is about 628.3191864013. The cubic root of 394785 is about 73.3590245154.

The spelling of 394785 in words is "three hundred ninety-four thousand, seven hundred eighty-five".