344073239 has 2 divisors, whose sum is σ = 344073240. Its totient is φ = 344073238.

The previous prime is 344073221. The next prime is 344073241. The reversal of 344073239 is 932370443.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344073239 - 2²⁰ = 343024663 is a prime.

It is a super-2 number, since 2×344073239² = 236772787591902242, which contains 22 as substring.

Together with 344073241, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 344073199 and 344073208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344073209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172036619 + 172036620.

It is an arithmetic number, because the mean of its divisors is an integer number (172036620).

Almost surely, 2^344073239 is an apocalyptic number.

344073239 is a deficient number, since it is larger than the sum of its proper divisors (1).

344073239 is an equidigital number, since it uses as much as digits as its factorization.

344073239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 344073239 is about 18549.2112770328. The cubic root of 344073239 is about 700.7293343958.

The spelling of 344073239 in words is "three hundred forty-four million, seventy-three thousand, two hundred thirty-nine".