385844 has 6 divisors (see below), whose sum is σ = 675234. Its totient is φ = 192920.

The previous prime is 385843. The next prime is 385859. The reversal of 385844 is 448583.

It can be written as a sum of positive squares in only one way, i.e., 384400 + 1444 = 620^2 + 38^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 385844.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48227 + ... + 48234.

It is an arithmetic number, because the mean of its divisors is an integer number (112539).

2³⁸⁵⁸⁴⁴ is an apocalyptic number.

It is an amenable number.

385844 is a deficient number, since it is larger than the sum of its proper divisors (289390).

385844 is a wasteful number, since it uses less digits than its factorization.

385844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96465 (or 96463 counting only the distinct ones).

The product of its digits is 15360, while the sum is 32.

The square root of 385844 is about 621.1634245511. The cubic root of 385844 is about 72.8009841673.

The spelling of 385844 in words is "three hundred eighty-five thousand, eight hundred forty-four".