382785 has 24 divisors (see below), whose sum is σ = 667584. Its totient is φ = 187200.

The previous prime is 382777. The next prime is 382801. The reversal of 382785 is 587283.

It is not a de Polignac number, because 382785 - 2³ = 382777 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2460 + ... + 2610.

It is an arithmetic number, because the mean of its divisors is an integer number (27816).

2³⁸²⁷⁸⁵ is an apocalyptic number.

It is an amenable number.

382785 is a deficient number, since it is larger than the sum of its proper divisors (284799).

382785 is a wasteful number, since it uses less digits than its factorization.

382785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185 (or 172 counting only the distinct ones).

The product of its digits is 13440, while the sum is 33.

The square root of 382785 is about 618.6962097831. The cubic root of 382785 is about 72.6080829437.

It can be divided in two parts, 38278 and 5, that added together give a palindrome (38283).

The spelling of 382785 in words is "three hundred eighty-two thousand, seven hundred eighty-five".