385782 has 16 divisors (see below), whose sum is σ = 779760. Its totient is φ = 127232.

The previous prime is 385771. The next prime is 385783. The reversal of 385782 is 287583.

385782 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385783) by changing a digit.

385782 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394 + ... + 962.

It is an arithmetic number, because the mean of its divisors is an integer number (48735).

2³⁸⁵⁷⁸² is an apocalyptic number.

385782 is an abundant number, since it is smaller than the sum of its proper divisors (393978).

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

385782 is a wasteful number, since it uses less digits than its factorization.

385782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687.

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

The square root of 385782 is about 621.1135161949. The cubic root of 385782 is about 72.7970845751.

The spelling of 385782 in words is "three hundred eighty-five thousand, seven hundred eighty-two".