348444839 has 2 divisors, whose sum is σ = 348444840. Its totient is φ = 348444838.

The previous prime is 348444827. The next prime is 348444853. The reversal of 348444839 is 938444843.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 348444839 - 2⁸ = 348444583 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 348444793 and 348444802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348444739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174222419 + 174222420.

It is an arithmetic number, because the mean of its divisors is an integer number (174222420).

Almost surely, 2^348444839 is an apocalyptic number.

348444839 is a deficient number, since it is larger than the sum of its proper divisors (1).

348444839 is an equidigital number, since it uses as much as digits as its factorization.

348444839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1327104, while the sum is 47.

The square root of 348444839 is about 18666.6772351161. The cubic root of 348444839 is about 703.6845439890.

The spelling of 348444839 in words is "three hundred forty-eight million, four hundred forty-four thousand, eight hundred thirty-nine".