3308609 has 2 divisors, whose sum is σ = 3308610. Its totient is φ = 3308608.

The previous prime is 3308593. The next prime is 3308611. The reversal of 3308609 is 9068033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2890000 + 418609 = 1700^2 + 647^2 .

It is a cyclic number.

It is not a de Polignac number, because 3308609 - 2⁴ = 3308593 is a prime.

Together with 3308611, it forms a pair of twin primes.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3308209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1654304 + 1654305.

It is an arithmetic number, because the mean of its divisors is an integer number (1654305).

Almost surely, 2^3308609 is an apocalyptic number.

It is an amenable number.

3308609 is a deficient number, since it is larger than the sum of its proper divisors (1).

3308609 is an equidigital number, since it uses as much as digits as its factorization.

3308609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 3308609 is about 1818.9582183217. The cubic root of 3308609 is about 149.0099088046.

The spelling of 3308609 in words is "three million, three hundred eight thousand, six hundred nine".