348646843 has 2 divisors, whose sum is σ = 348646844. Its totient is φ = 348646842.

The previous prime is 348646841. The next prime is 348646847.

348646843 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 348646843 - 2¹ = 348646841 is a prime.

It is a super-2 number, since 2×348646843² = 243109242267733298, which contains 22 as substring.

Together with 348646841, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 348646793 and 348646802.

It is not a weakly prime, because it can be changed into another prime (348646841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174323421 + 174323422.

It is an arithmetic number, because the mean of its divisors is an integer number (174323422).

Almost surely, 2^348646843 is an apocalyptic number.

348646843 is a deficient number, since it is larger than the sum of its proper divisors (1).

348646843 is an equidigital number, since it uses as much as digits as its factorization.

348646843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1327104, while the sum is 46.

The square root of 348646843 is about 18672.0872695047. The cubic root of 348646843 is about 703.8205001162.

The spelling of 348646843 in words is "three hundred forty-eight million, six hundred forty-six thousand, eight hundred forty-three".