3854855 has 4 divisors (see below), whose sum is σ = 4625832. Its totient is φ = 3083880.

The previous prime is 3854843. The next prime is 3854897. The reversal of 3854855 is 5584583.

3854855 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-3854855 is a prime.

It is a Duffinian number.

It is a congruent 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, 385481 + ... + 385490.

It is an arithmetic number, because the mean of its divisors is an integer number (1156458).

Almost surely, 2^3854855 is an apocalyptic number.

3854855 is a deficient number, since it is larger than the sum of its proper divisors (770977).

3854855 is an equidigital number, since it uses as much as digits as its factorization.

3854855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770976.

The product of its digits is 96000, while the sum is 38.

The square root of 3854855 is about 1963.3784658084. The cubic root of 3854855 is about 156.7963741482.

The spelling of 3854855 in words is "three million, eight hundred fifty-four thousand, eight hundred fifty-five".