3449239 has 2 divisors, whose sum is σ = 3449240. Its totient is φ = 3449238.

The previous prime is 3449233. The next prime is 3449261. The reversal of 3449239 is 9329443.

3449239 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (9329443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3449239 - 2⁷ = 3449111 is a prime.

3449239 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3449233) 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, 1724619 + 1724620.

It is an arithmetic number, because the mean of its divisors is an integer number (1724620).

Almost surely, 2^3449239 is an apocalyptic number.

3449239 is a deficient number, since it is larger than the sum of its proper divisors (1).

3449239 is an equidigital number, since it uses as much as digits as its factorization.

3449239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 34.

The square root of 3449239 is about 1857.2126964890. The cubic root of 3449239 is about 151.0918698868.

The spelling of 3449239 in words is "three million, four hundred forty-nine thousand, two hundred thirty-nine".