8684538337 has 2 divisors, whose sum is σ = 8684538338. Its totient is φ = 8684538336.

The previous prime is 8684538323. The next prime is 8684538353. The reversal of 8684538337 is 7338354868.

8684538337 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8238103696 + 446434641 = 90764^2 + 21129^2 .

It is a cyclic number.

It is not a de Polignac number, because 8684538337 - 2²⁷ = 8550320609 is a prime.

It is a super-2 number, since 2×8684538337² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8684538397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4342269168 + 4342269169.

It is an arithmetic number, because the mean of its divisors is an integer number (4342269169).

Almost surely, 2^8684538337 is an apocalyptic number.

It is an amenable number.

8684538337 is a deficient number, since it is larger than the sum of its proper divisors (1).

8684538337 is an equidigital number, since it uses as much as digits as its factorization.

8684538337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11612160, while the sum is 55.

The square root of 8684538337 is about 93190.8704595037. The cubic root of 8684538337 is about 2055.4909968278.

The spelling of 8684538337 in words is "eight billion, six hundred eighty-four million, five hundred thirty-eight thousand, three hundred thirty-seven".