3971708 has 12 divisors (see below), whose sum is σ = 7485240. Its totient is φ = 1833072.

The previous prime is 3971687. The next prime is 3971713. The reversal of 3971708 is 8071793.

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 3 ways as a sum of consecutive naturals, for example, 38138 + ... + 38241.

It is an arithmetic number, because the mean of its divisors is an integer number (623770).

Almost surely, 2^3971708 is an apocalyptic number.

It is an amenable number.

3971708 is a deficient number, since it is larger than the sum of its proper divisors (3513532).

3971708 is a wasteful number, since it uses less digits than its factorization.

3971708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76396 (or 76394 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 35.

The square root of 3971708 is about 1992.9144487408. The cubic root of 3971708 is about 158.3649630870.

The spelling of 3971708 in words is "three million, nine hundred seventy-one thousand, seven hundred eight".