3304350221 has 4 divisors (see below), whose sum is σ = 3304471200. Its totient is φ = 3304229244.

The previous prime is 3304350209. The next prime is 3304350227. The reversal of 3304350221 is 1220534033.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3304350221 - 2¹⁰ = 3304349197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3304350227) 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, 2000 + ... + 81318.

It is an arithmetic number, because the mean of its divisors is an integer number (826117800).

Almost surely, 2^3304350221 is an apocalyptic number.

It is an amenable number.

3304350221 is a deficient number, since it is larger than the sum of its proper divisors (120979).

3304350221 is an equidigital number, since it uses as much as digits as its factorization.

3304350221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120978.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 3304350221 is about 57483.4778088452. The cubic root of 3304350221 is about 1489.4594710675.

Adding to 3304350221 its reverse (1220534033), we get a palindrome (4524884254).

The spelling of 3304350221 in words is "three billion, three hundred four million, three hundred fifty thousand, two hundred twenty-one".