3285718873 has 4 divisors (see below), whose sum is σ = 3286313188. Its totient is φ = 3285124560.

The previous prime is 3285718867. The next prime is 3285718907. The reversal of 3285718873 is 3788175823.

It is a happy number.

3285718873 is digitally balanced in base 2, 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 can be written as a sum of positive squares in 2 ways, for example, as 507691024 + 2778027849 = 22532^2 + 52707^2 .

It is a cyclic number.

It is not a de Polignac number, because 3285718873 - 2⁵ = 3285718841 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3285718873.

It is not an unprimeable number, because it can be changed into a prime (3285712873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288786 + ... + 299947.

It is an arithmetic number, because the mean of its divisors is an integer number (821578297).

Almost surely, 2^3285718873 is an apocalyptic number.

It is an amenable number.

3285718873 is a deficient number, since it is larger than the sum of its proper divisors (594315).

3285718873 is an equidigital number, since it uses as much as digits as its factorization.

3285718873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594314.

The product of its digits is 2257920, while the sum is 52.

The square root of 3285718873 is about 57321.1904359984. The cubic root of 3285718873 is about 1486.6547886993.

The spelling of 3285718873 in words is "three billion, two hundred eighty-five million, seven hundred eighteen thousand, eight hundred seventy-three".