3988531596 has 60 divisors (see below), whose sum is σ = 10857101752. Its totient is φ = 1139572224.

The previous prime is 3988531583. The next prime is 3988531601. The reversal of 3988531596 is 6951358893.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

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 19 ways as a sum of consecutive naturals, for example, 40405 + ... + 98028.

Almost surely, 2^3988531596 is an apocalyptic number.

It is an amenable number.

3988531596 is an abundant number, since it is smaller than the sum of its proper divisors (6868570156).

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

3988531596 is a wasteful number, since it uses less digits than its factorization.

3988531596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138468 (or 138445 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 57.

The square root of 3988531596 is about 63154.8224286950. The cubic root of 3988531596 is about 1585.8825200663.

The spelling of 3988531596 in words is "three billion, nine hundred eighty-eight million, five hundred thirty-one thousand, five hundred ninety-six".