3858864 has 40 divisors (see below), whose sum is σ = 10557360. Its totient is φ = 1210368.

The previous prime is 3858859. The next prime is 3858889. The reversal of 3858864 is 4688583.

3858864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 1549 + ... + 3180.

It is an arithmetic number, because the mean of its divisors is an integer number (263934).

Almost surely, 2^3858864 is an apocalyptic number.

3858864 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3858864 is an abundant number, since it is smaller than the sum of its proper divisors (6698496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3858864 is a wasteful number, since it uses less digits than its factorization.

3858864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4757 (or 4751 counting only the distinct ones).

The product of its digits is 184320, while the sum is 42.

The square root of 3858864 is about 1964.3991447768. The cubic root of 3858864 is about 156.8507107254.

The spelling of 3858864 in words is "three million, eight hundred fifty-eight thousand, eight hundred sixty-four".