3886684 has 24 divisors (see below), whose sum is σ = 7096320. Its totient is φ = 1861104.

The previous prime is 3886679. The next prime is 3886699. The reversal of 3886684 is 4866883.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3886684.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9957 + ... + 10339.

It is an arithmetic number, because the mean of its divisors is an integer number (295680).

Almost surely, 2^3886684 is an apocalyptic number.

It is an amenable number.

3886684 is a deficient number, since it is larger than the sum of its proper divisors (3209636).

3886684 is a wasteful number, since it uses less digits than its factorization.

3886684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489 (or 487 counting only the distinct ones).

The product of its digits is 221184, while the sum is 43.

The square root of 3886684 is about 1971.4674737363. The cubic root of 3886684 is about 157.2267404176.

The spelling of 3886684 in words is "three million, eight hundred eighty-six thousand, six hundred eighty-four".