3986508876 has 36 divisors (see below), whose sum is σ = 10820525688. Its totient is φ = 1139002368.

The previous prime is 3986508803. The next prime is 3986508893. The reversal of 3986508876 is 6788056893.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3389301 + ... + 3390476.

It is an arithmetic number, because the mean of its divisors is an integer number (300570158).

Almost surely, 2^3986508876 is an apocalyptic number.

It is an amenable number.

3986508876 is an abundant number, since it is smaller than the sum of its proper divisors (6834016812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3986508876 is a wasteful number, since it uses less digits than its factorization.

3986508876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6779798 (or 6779789 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 60.

The square root of 3986508876 is about 63138.8064188736. The cubic root of 3986508876 is about 1585.6143897509.

The spelling of 3986508876 in words is "three billion, nine hundred eighty-six million, five hundred eight thousand, eight hundred seventy-six".