3840872699 has 4 divisors (see below), whose sum is σ = 3841647864. Its totient is φ = 3840097536.

The previous prime is 3840872687. The next prime is 3840872701. The reversal of 3840872699 is 9962780483.

It is a happy number.

3840872699 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 3840872699 - 2²⁰ = 3839824123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3840875699) 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 3 ways as a sum of consecutive naturals, for example, 380102 + ... + 390075.

It is an arithmetic number, because the mean of its divisors is an integer number (960411966).

Almost surely, 2^3840872699 is an apocalyptic number.

3840872699 is a deficient number, since it is larger than the sum of its proper divisors (775165).

3840872699 is an equidigital number, since it uses as much as digits as its factorization.

3840872699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775164.

The product of its (nonzero) digits is 5225472, while the sum is 56.

The square root of 3840872699 is about 61974.7746990661. The cubic root of 3840872699 is about 1566.0656759915.

The spelling of 3840872699 in words is "three billion, eight hundred forty million, eight hundred seventy-two thousand, six hundred ninety-nine".