3903908 has 6 divisors (see below), whose sum is σ = 6831846. Its totient is φ = 1951952.

The previous prime is 3903901. The next prime is 3903917. The reversal of 3903908 is 8093093.

3903908 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2166784 + 1737124 = 1472^2 + 1318^2 .

It is not an unprimeable number, because it can be changed into a prime (3903901) 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 as a sum of consecutive naturals, namely, 487985 + ... + 487992.

It is an arithmetic number, because the mean of its divisors is an integer number (1138641).

Almost surely, 2^3903908 is an apocalyptic number.

It is an amenable number.

3903908 is a deficient number, since it is larger than the sum of its proper divisors (2927938).

3903908 is a wasteful number, since it uses less digits than its factorization.

3903908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975981 (or 975979 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 3903908 is about 1975.8309644299. The cubic root of 3903908 is about 157.4586504368.

The spelling of 3903908 in words is "three million, nine hundred three thousand, nine hundred eight".