3304431313 has 4 divisors (see below), whose sum is σ = 3304704420. Its totient is φ = 3304158208.

The previous prime is 3304431289. The next prime is 3304431323. The reversal of 3304431313 is 3131344033.

It is a happy number.

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 1064586384 + 2239844929 = 32628^2 + 47327^2 .

It is a cyclic number.

It is not a de Polignac number, because 3304431313 - 2²⁵ = 3270876881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3304431323) 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, 117520 + ... + 142897.

It is an arithmetic number, because the mean of its divisors is an integer number (826176105).

Almost surely, 2^3304431313 is an apocalyptic number.

It is an amenable number.

3304431313 is a deficient number, since it is larger than the sum of its proper divisors (273107).

3304431313 is a wasteful number, since it uses less digits than its factorization.

3304431313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273106.

The product of its (nonzero) digits is 3888, while the sum is 25.

The square root of 3304431313 is about 57484.1831550210. The cubic root of 3304431313 is about 1489.4716552340.

Adding to 3304431313 its reverse (3131344033), we get a palindrome (6435775346).

The spelling of 3304431313 in words is "three billion, three hundred four million, four hundred thirty-one thousand, three hundred thirteen".