3986173976 has 16 divisors (see below), whose sum is σ = 7799036400. Its totient is φ = 1906430944.

The previous prime is 3986173949. The next prime is 3986174009. The reversal of 3986173976 is 6793716893.

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, 10831811 + ... + 10832178.

It is an arithmetic number, because the mean of its divisors is an integer number (487439775).

Almost surely, 2^3986173976 is an apocalyptic number.

It is an amenable number.

3986173976 is a deficient number, since it is larger than the sum of its proper divisors (3812862424).

3986173976 is a wasteful number, since it uses less digits than its factorization.

3986173976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21664018 (or 21664014 counting only the distinct ones).

The product of its digits is 10287648, while the sum is 59.

The square root of 3986173976 is about 63136.1542699585. The cubic root of 3986173976 is about 1585.5699868956.

The spelling of 3986173976 in words is "three billion, nine hundred eighty-six million, one hundred seventy-three thousand, nine hundred seventy-six".