3442409 has 2 divisors, whose sum is σ = 3442410. Its totient is φ = 3442408.

The previous prime is 3442379. The next prime is 3442423. The reversal of 3442409 is 9042443.

3442409 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., 3115225 + 327184 = 1765^2 + 572^2 .

It is an emirp because it is prime and its reverse (9042443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3442409 - 2¹² = 3438313 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3442469) 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, 1721204 + 1721205.

It is an arithmetic number, because the mean of its divisors is an integer number (1721205).

Almost surely, 2^3442409 is an apocalyptic number.

It is an amenable number.

3442409 is a deficient number, since it is larger than the sum of its proper divisors (1).

3442409 is an equidigital number, since it uses as much as digits as its factorization.

3442409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 3442409 is about 1855.3730083194. The cubic root of 3442409 is about 150.9920759551.

The spelling of 3442409 in words is "three million, four hundred forty-two thousand, four hundred nine".