3882568861 has 2 divisors, whose sum is σ = 3882568862. Its totient is φ = 3882568860.

The previous prime is 3882568853. The next prime is 3882568951. The reversal of 3882568861 is 1688652883.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3882536100 + 32761 = 62310^2 + 181^2 .

It is an emirp because it is prime and its reverse (1688652883) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3882568861 - 2³ = 3882568853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3882568831) 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 as a sum of consecutive naturals, namely, 1941284430 + 1941284431.

It is an arithmetic number, because the mean of its divisors is an integer number (1941284431).

Almost surely, 2^3882568861 is an apocalyptic number.

It is an amenable number.

3882568861 is a deficient number, since it is larger than the sum of its proper divisors (1).

3882568861 is an equidigital number, since it uses as much as digits as its factorization.

3882568861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4423680, while the sum is 55.

The square root of 3882568861 is about 62310.2628866225. The cubic root of 3882568861 is about 1571.7123137076.

The spelling of 3882568861 in words is "three billion, eight hundred eighty-two million, five hundred sixty-eight thousand, eight hundred sixty-one".