3304561 has 4 divisors (see below), whose sum is σ = 3558772. Its totient is φ = 3050352.

The previous prime is 3304541. The next prime is 3304589. The reversal of 3304561 is 1654033.

3304561 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 136161 + 3168400 = 369^2 + 1780^2 .

It is a cyclic number.

It is not a de Polignac number, because 3304561 - 2⁵ = 3304529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3304541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127086 + ... + 127111.

It is an arithmetic number, because the mean of its divisors is an integer number (889693).

Almost surely, 2^3304561 is an apocalyptic number.

It is an amenable number.

3304561 is a deficient number, since it is larger than the sum of its proper divisors (254211).

3304561 is a wasteful number, since it uses less digits than its factorization.

3304561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254210.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 3304561 is about 1817.8451529214. The cubic root of 3304561 is about 148.9491140441.

Adding to 3304561 its reverse (1654033), we get a palindrome (4958594).

The spelling of 3304561 in words is "three million, three hundred four thousand, five hundred sixty-one".