344212439 has 2 divisors, whose sum is σ = 344212440. Its totient is φ = 344212438.

The previous prime is 344212423. The next prime is 344212469. The reversal of 344212439 is 934212443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 344212439 - 2⁴ = 344212423 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344212409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172106219 + 172106220.

It is an arithmetic number, because the mean of its divisors is an integer number (172106220).

Almost surely, 2^344212439 is an apocalyptic number.

344212439 is a deficient number, since it is larger than the sum of its proper divisors (1).

344212439 is an equidigital number, since it uses as much as digits as its factorization.

344212439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 32.

The square root of 344212439 is about 18552.9630787106. The cubic root of 344212439 is about 700.8238185165.

The spelling of 344212439 in words is "three hundred forty-four million, two hundred twelve thousand, four hundred thirty-nine".