344489839 has 2 divisors, whose sum is σ = 344489840. Its totient is φ = 344489838.

The previous prime is 344489809. The next prime is 344489843. The reversal of 344489839 is 938984443.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344489839 - 2⁵ = 344489807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344489809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172244919 + 172244920.

It is an arithmetic number, because the mean of its divisors is an integer number (172244920).

Almost surely, 2^344489839 is an apocalyptic number.

344489839 is a deficient number, since it is larger than the sum of its proper divisors (1).

344489839 is an equidigital number, since it uses as much as digits as its factorization.

344489839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2985984, while the sum is 52.

The square root of 344489839 is about 18560.4374679047. The cubic root of 344489839 is about 701.0120320577.

The spelling of 344489839 in words is "three hundred forty-four million, four hundred eighty-nine thousand, eight hundred thirty-nine".