3856885 has 8 divisors (see below), whose sum is σ = 4736160. Its totient is φ = 3013584.

The previous prime is 3856877. The next prime is 3856891. The reversal of 3856885 is 5886583.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3856885 - 2³ = 3856877 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8755 + ... + 9184.

It is an arithmetic number, because the mean of its divisors is an integer number (592020).

Almost surely, 2^3856885 is an apocalyptic number.

It is an amenable number.

3856885 is a deficient number, since it is larger than the sum of its proper divisors (879275).

3856885 is a wasteful number, since it uses less digits than its factorization.

3856885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17987.

The product of its digits is 230400, while the sum is 43.

The square root of 3856885 is about 1963.8953638114. The cubic root of 3856885 is about 156.8238927608.

The spelling of 3856885 in words is "three million, eight hundred fifty-six thousand, eight hundred eighty-five".