3306161 has 4 divisors (see below), whose sum is σ = 3328500. Its totient is φ = 3283824.

The previous prime is 3306157. The next prime is 3306169. The reversal of 3306161 is 1616033.

3306161 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 1221025 + 2085136 = 1105^2 + 1444^2 .

It is a cyclic number.

It is not a de Polignac number, because 3306161 - 2² = 3306157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3306169) 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, 10946 + ... + 11243.

It is an arithmetic number, because the mean of its divisors is an integer number (832125).

Almost surely, 2^3306161 is an apocalyptic number.

It is an amenable number.

3306161 is a deficient number, since it is larger than the sum of its proper divisors (22339).

3306161 is a wasteful number, since it uses less digits than its factorization.

3306161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22338.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 3306161 is about 1818.2851811528. The cubic root of 3306161 is about 148.9731495241.

The spelling of 3306161 in words is "three million, three hundred six thousand, one hundred sixty-one".