3884616809 has 6 divisors (see below), whose sum is σ = 4060857066. Its totient is φ = 3715719920.

The previous prime is 3884616803. The next prime is 3884616833. The reversal of 3884616809 is 9086164883.

3884616809 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3402155584 + 482461225 = 58328^2 + 21965^2 .

It is a de Polignac number, because none of the positive numbers 2^k-3884616809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3884616803) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3671132 + ... + 3672189.

It is an arithmetic number, because the mean of its divisors is an integer number (676809511).

Almost surely, 2^3884616809 is an apocalyptic number.

It is an amenable number.

3884616809 is a deficient number, since it is larger than the sum of its proper divisors (176240257).

3884616809 is an equidigital number, since it uses as much as digits as its factorization.

3884616809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7343367 (or 7343344 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 53.

The square root of 3884616809 is about 62326.6941927775. The cubic root of 3884616809 is about 1571.9886101006.

It can be divided in two parts, 38846 and 16809, that added together give a palindrome (55655).

The spelling of 3884616809 in words is "three billion, eight hundred eighty-four million, six hundred sixteen thousand, eight hundred nine".