348386839 has 2 divisors, whose sum is σ = 348386840. Its totient is φ = 348386838.

The previous prime is 348386827. The next prime is 348386923. The reversal of 348386839 is 938683843.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 348386839 - 2²³ = 339998231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348386239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174193419 + 174193420.

It is an arithmetic number, because the mean of its divisors is an integer number (174193420).

Almost surely, 2^348386839 is an apocalyptic number.

348386839 is a deficient number, since it is larger than the sum of its proper divisors (1).

348386839 is an equidigital number, since it uses as much as digits as its factorization.

348386839 is an evil number, because the sum of its binary digits is even.

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

The square root of 348386839 is about 18665.1235999122. The cubic root of 348386839 is about 703.6454981452.

The spelling of 348386839 in words is "three hundred forty-eight million, three hundred eighty-six thousand, eight hundred thirty-nine".