3908140 has 12 divisors (see below), whose sum is σ = 8207136. Its totient is φ = 1563248.

The previous prime is 3908131. The next prime is 3908153. The reversal of 3908140 is 418093.

3908140 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 3 ways as a sum of consecutive naturals, for example, 97684 + ... + 97723.

It is an arithmetic number, because the mean of its divisors is an integer number (683928).

Almost surely, 2^3908140 is an apocalyptic number.

It is an amenable number.

3908140 is an abundant number, since it is smaller than the sum of its proper divisors (4298996).

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

3908140 is a wasteful number, since it uses less digits than its factorization.

3908140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195416 (or 195414 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 3908140 is about 1976.9016161661. The cubic root of 3908140 is about 157.5155271498.

The spelling of 3908140 in words is "three million, nine hundred eight thousand, one hundred forty".