3329561 has 2 divisors, whose sum is σ = 3329562. Its totient is φ = 3329560.

The previous prime is 3329551. The next prime is 3329567. The reversal of 3329561 is 1659233.

3329561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3312400 + 17161 = 1820^2 + 131^2 .

It is an emirp because it is prime and its reverse (1659233) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3329561 is a prime.

It is a super-2 number, since 2×3329561² = 22171952905442, which contains 22 as substring.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3329567) 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 as a sum of consecutive naturals, namely, 1664780 + 1664781.

It is an arithmetic number, because the mean of its divisors is an integer number (1664781).

Almost surely, 2^3329561 is an apocalyptic number.

It is an amenable number.

3329561 is a deficient number, since it is larger than the sum of its proper divisors (1).

3329561 is an equidigital number, since it uses as much as digits as its factorization.

3329561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4860, while the sum is 29.

The square root of 3329561 is about 1824.7084698658. The cubic root of 3329561 is about 149.3237857726.

The spelling of 3329561 in words is "three million, three hundred twenty-nine thousand, five hundred sixty-one".