3876695819 has 4 divisors (see below), whose sum is σ = 3880952160. Its totient is φ = 3872439480.

The previous prime is 3876695813. The next prime is 3876695863. The reversal of 3876695819 is 9185966783.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3876695819 - 2⁴ = 3876695803 is a prime.

It is a super-2 number, since 2×3876695819² = 30057540946104161522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3876695813) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2126804 + ... + 2128625.

It is an arithmetic number, because the mean of its divisors is an integer number (970238040).

Almost surely, 2^3876695819 is an apocalyptic number.

3876695819 is a deficient number, since it is larger than the sum of its proper divisors (4256341).

3876695819 is an equidigital number, since it uses as much as digits as its factorization.

3876695819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4256340.

The product of its digits is 19595520, while the sum is 62.

The square root of 3876695819 is about 62263.1176460029. The cubic root of 3876695819 is about 1570.9194202201.

The spelling of 3876695819 in words is "three billion, eight hundred seventy-six million, six hundred ninety-five thousand, eight hundred nineteen".