3976173868 has 24 divisors (see below), whose sum is σ = 7112548800. Its totient is φ = 1944091008.

The previous prime is 3976173793. The next prime is 3976173899. The reversal of 3976173868 is 8683716793.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222448 + ... + 239656.

It is an arithmetic number, because the mean of its divisors is an integer number (296356200).

Almost surely, 2^3976173868 is an apocalyptic number.

It is an amenable number.

3976173868 is a deficient number, since it is larger than the sum of its proper divisors (3136374932).

3976173868 is a wasteful number, since it uses less digits than its factorization.

3976173868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18489 (or 18487 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 58.

The square root of 3976173868 is about 63056.9097561877. The cubic root of 3976173868 is about 1584.2429709888.

The spelling of 3976173868 in words is "three billion, nine hundred seventy-six million, one hundred seventy-three thousand, eight hundred sixty-eight".