3986015572 has 96 divisors (see below), whose sum is σ = 9018584064. Its totient is φ = 1496467200.

The previous prime is 3986015563. The next prime is 3986015597. The reversal of 3986015572 is 2755106893.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 1046223 + ... + 1050025.

It is an arithmetic number, because the mean of its divisors is an integer number (93943584).

Almost surely, 2^3986015572 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3986015572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4509292032).

3986015572 is an abundant number, since it is smaller than the sum of its proper divisors (5032568492).

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

3986015572 is a wasteful number, since it uses less digits than its factorization.

3986015572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3949 (or 3947 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 46.

The square root of 3986015572 is about 63134.8997940125. The cubic root of 3986015572 is about 1585.5489839693.

The spelling of 3986015572 in words is "three billion, nine hundred eighty-six million, fifteen thousand, five hundred seventy-two".