3369649 has 2 divisors, whose sum is σ = 3369650. Its totient is φ = 3369648.

The previous prime is 3369647. The next prime is 3369659. The reversal of 3369649 is 9469633.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3150625 + 219024 = 1775^2 + 468^2 .

It is a cyclic number.

It is not a de Polignac number, because 3369649 - 2¹ = 3369647 is a prime.

It is a super-2 number, since 2×3369649² = 22709068766402, which contains 22 as substring.

Together with 3369647, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3369643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1684824 + 1684825.

It is an arithmetic number, because the mean of its divisors is an integer number (1684825).

Almost surely, 2^3369649 is an apocalyptic number.

It is an amenable number.

3369649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3369649 is an equidigital number, since it uses as much as digits as its factorization.

3369649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104976, while the sum is 40.

The square root of 3369649 is about 1835.6603716374. The cubic root of 3369649 is about 149.9206839931.

The spelling of 3369649 in words is "three million, three hundred sixty-nine thousand, six hundred forty-nine".