3908684 has 12 divisors (see below), whose sum is σ = 7366464. Its totient is φ = 1803984.

The previous prime is 3908659. The next prime is 3908687. The reversal of 3908684 is 4868093.

3908684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3908684² = 30555621223712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3908687) by changing a digit.

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, 37532 + ... + 37635.

It is an arithmetic number, because the mean of its divisors is an integer number (613872).

Almost surely, 2^3908684 is an apocalyptic number.

It is an amenable number.

3908684 is a deficient number, since it is larger than the sum of its proper divisors (3457780).

3908684 is a wasteful number, since it uses less digits than its factorization.

3908684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75184 (or 75182 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 3908684 is about 1977.0392004207. The cubic root of 3908684 is about 157.5228353554.

The spelling of 3908684 in words is "three million, nine hundred eight thousand, six hundred eighty-four".