3908668 has 6 divisors (see below), whose sum is σ = 6840176. Its totient is φ = 1954332.

The previous prime is 3908659. The next prime is 3908687. The reversal of 3908668 is 8668093.

It is a self number, because there is not a number n which added to its sum of digits gives 3908668.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 488580 + ... + 488587.

Almost surely, 2^3908668 is an apocalyptic number.

It is an amenable number.

3908668 is a deficient number, since it is larger than the sum of its proper divisors (2931508).

3908668 is a wasteful number, since it uses less digits than its factorization.

3908668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977171 (or 977169 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 3908668 is about 1977.0351539616. The cubic root of 3908668 is about 157.5226204178.

The spelling of 3908668 in words is "three million, nine hundred eight thousand, six hundred sixty-eight".