385835 has 4 divisors (see below), whose sum is σ = 463008. Its totient is φ = 308664.

The previous prime is 385831. The next prime is 385837. The reversal of 385835 is 538583.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 538583 = 317 ⋅1699.

It is a cyclic number.

It is not a de Polignac number, because 385835 - 2² = 385831 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (385831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38579 + ... + 38588.

It is an arithmetic number, because the mean of its divisors is an integer number (115752).

2³⁸⁵⁸³⁵ is an apocalyptic number.

385835 is a deficient number, since it is larger than the sum of its proper divisors (77173).

385835 is an equidigital number, since it uses as much as digits as its factorization.

385835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77172.

The product of its digits is 14400, while the sum is 32.

The square root of 385835 is about 621.1561800385. The cubic root of 385835 is about 72.8004181234.

The spelling of 385835 in words is "three hundred eighty-five thousand, eight hundred thirty-five".