3881876894 has 16 divisors (see below), whose sum is σ = 6698720256. Its totient is φ = 1652643000.

The previous prime is 3881876863. The next prime is 3881876897. The reversal of 3881876894 is 4986781883.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3881876897) by changing a digit.

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, 916022 + ... + 920249.

It is an arithmetic number, because the mean of its divisors is an integer number (418670016).

Almost surely, 2^3881876894 is an apocalyptic number.

3881876894 is a deficient number, since it is larger than the sum of its proper divisors (2816843362).

3881876894 is a wasteful number, since it uses less digits than its factorization.

3881876894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836431.

The product of its digits is 18579456, while the sum is 62.

The square root of 3881876894 is about 62304.7100466730. The cubic root of 3881876894 is about 1571.6189358685.

The spelling of 3881876894 in words is "three billion, eight hundred eighty-one million, eight hundred seventy-six thousand, eight hundred ninety-four".