348004439 has 2 divisors, whose sum is σ = 348004440. Its totient is φ = 348004438.

The previous prime is 348004429. The next prime is 348004477. The reversal of 348004439 is 934400843.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 348004439 - 2⁸ = 348004183 is a prime.

It is a super-2 number, since 2×348004439² = 242214179127409442, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 348004399 and 348004408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348004429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174002219 + 174002220.

It is an arithmetic number, because the mean of its divisors is an integer number (174002220).

Almost surely, 2^348004439 is an apocalyptic number.

348004439 is a deficient number, since it is larger than the sum of its proper divisors (1).

348004439 is an equidigital number, since it uses as much as digits as its factorization.

348004439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 348004439 is about 18654.8770834868. The cubic root of 348004439 is about 703.3879563206.

The spelling of 348004439 in words is "three hundred forty-eight million, four thousand, four hundred thirty-nine".