3855884 has 12 divisors (see below), whose sum is σ = 6761664. Its totient is φ = 1923984.

The previous prime is 3855857. The next prime is 3855913. The reversal of 3855884 is 4885583.

3855884 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is an unprimeable number.

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, 2894 + ... + 4010.

It is an arithmetic number, because the mean of its divisors is an integer number (563472).

Almost surely, 2^3855884 is an apocalyptic number.

It is an amenable number.

3855884 is a deficient number, since it is larger than the sum of its proper divisors (2905780).

3855884 is a wasteful number, since it uses less digits than its factorization.

3855884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984 (or 1982 counting only the distinct ones).

The product of its digits is 153600, while the sum is 41.

The square root of 3855884 is about 1963.6404966286. The cubic root of 3855884 is about 156.8103244451.

It can be divided in two parts, 3 and 855884, that multiplied together give a palindrome (2567652).

The spelling of 3855884 in words is "three million, eight hundred fifty-five thousand, eight hundred eighty-four".