3971876 has 24 divisors (see below), whose sum is σ = 7303296. Its totient is φ = 1887840.

The previous prime is 3971861. The next prime is 3971879. The reversal of 3971876 is 6781793.

3971876 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3971879) 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 7 ways as a sum of consecutive naturals, for example, 6671 + ... + 7241.

It is an arithmetic number, because the mean of its divisors is an integer number (304304).

Almost surely, 2^3971876 is an apocalyptic number.

It is an amenable number.

3971876 is a deficient number, since it is larger than the sum of its proper divisors (3331420).

3971876 is a wasteful number, since it uses less digits than its factorization.

3971876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659 (or 657 counting only the distinct ones).

The product of its digits is 63504, while the sum is 41.

The square root of 3971876 is about 1992.9565976207. The cubic root of 3971876 is about 158.3671959583.

The spelling of 3971876 in words is "three million, nine hundred seventy-one thousand, eight hundred seventy-six".