3995983536 has 40 divisors (see below), whose sum is σ = 10327766064. Its totient is φ = 1331374080.

The previous prime is 3995983529. The next prime is 3995983543. The reversal of 3995983536 is 6353895993.

It is an interprime number because it is at equal distance from previous prime (3995983529) and next prime (3995983543).

It is a self number, because there is not a number n which added to its sum of digits gives 3995983536.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91240 + ... + 127736.

Almost surely, 2^3995983536 is an apocalyptic number.

It is an amenable number.

3995983536 is an abundant number, since it is smaller than the sum of its proper divisors (6331782528).

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

3995983536 is a wasteful number, since it uses less digits than its factorization.

3995983536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38789 (or 38783 counting only the distinct ones).

The product of its digits is 23619600, while the sum is 60.

The square root of 3995983536 is about 63213.7922925053. The cubic root of 3995983536 is about 1586.8695624379.

The spelling of 3995983536 in words is "three billion, nine hundred ninety-five million, nine hundred eighty-three thousand, five hundred thirty-six".