3861948528 has 60 divisors (see below), whose sum is σ = 10864170720. Its totient is φ = 1280636928.

The previous prime is 3861948527. The next prime is 3861948529. The reversal of 3861948528 is 8258491683.

It is an interprime number because it is at equal distance from previous prime (3861948527) and next prime (3861948529).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3861948521) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 41688 + ... + 97271.

It is an arithmetic number, because the mean of its divisors is an integer number (181069512).

Almost surely, 2^3861948528 is an apocalyptic number.

It is an amenable number.

3861948528 is an abundant number, since it is smaller than the sum of its proper divisors (7002222192).

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

3861948528 is a wasteful number, since it uses less digits than its factorization.

3861948528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139166 (or 139157 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 54.

The square root of 3861948528 is about 62144.5776234741. The cubic root of 3861948528 is about 1568.9249172259.

The spelling of 3861948528 in words is "three billion, eight hundred sixty-one million, nine hundred forty-eight thousand, five hundred twenty-eight".