3340204321 has 4 divisors (see below), whose sum is σ = 3341197972. Its totient is φ = 3339210672.

The previous prime is 3340204297. The next prime is 3340204327. The reversal of 3340204321 is 1234020433.

It is a happy number.

3340204321 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 3059306721 + 280897600 = 55311^2 + 16760^2 .

It is a cyclic number.

It is not a de Polignac number, because 3340204321 - 2⁵ = 3340204289 is a prime.

It is a super-2 number, since 2×3340204321² = 22313929812054142082, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3340204292 and 3340204301.

It is not an unprimeable number, because it can be changed into a prime (3340204327) 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, 491766 + ... + 498511.

It is an arithmetic number, because the mean of its divisors is an integer number (835299493).

Almost surely, 2^3340204321 is an apocalyptic number.

It is an amenable number.

3340204321 is a deficient number, since it is larger than the sum of its proper divisors (993651).

3340204321 is an equidigital number, since it uses as much as digits as its factorization.

3340204321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993650.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 3340204321 is about 57794.5007851093. The cubic root of 3340204321 is about 1494.8272669862.

Adding to 3340204321 its reverse (1234020433), we get a palindrome (4574224754).

It can be divided in two parts, 334020432 and 1, that added together give a palindrome (334020433).

The spelling of 3340204321 in words is "three billion, three hundred forty million, two hundred four thousand, three hundred twenty-one".