3881374384 has 80 divisors (see below), whose sum is σ = 8148049920. Its totient is φ = 1785611520.

The previous prime is 3881374337. The next prime is 3881374391. The reversal of 3881374384 is 4834731883.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3916129 + ... + 3917119.

It is an arithmetic number, because the mean of its divisors is an integer number (101850624).

Almost surely, 2^3881374384 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 3881374384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4074024960).

3881374384 is an abundant number, since it is smaller than the sum of its proper divisors (4266675536).

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

3881374384 is a wasteful number, since it uses less digits than its factorization.

3881374384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1418 (or 1412 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 49.

The square root of 3881374384 is about 62300.6772354844. The cubic root of 3881374384 is about 1571.5511174451.

The spelling of 3881374384 in words is "three billion, eight hundred eighty-one million, three hundred seventy-four thousand, three hundred eighty-four".