348646943 has 2 divisors, whose sum is σ = 348646944. Its totient is φ = 348646942.

The previous prime is 348646939. The next prime is 348646957. The reversal of 348646943 is 349646843.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 348646943 - 2² = 348646939 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348646933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174323471 + 174323472.

It is an arithmetic number, because the mean of its divisors is an integer number (174323472).

Almost surely, 2^348646943 is an apocalyptic number.

348646943 is a deficient number, since it is larger than the sum of its proper divisors (1).

348646943 is an equidigital number, since it uses as much as digits as its factorization.

348646943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1492992, while the sum is 47.

The square root of 348646943 is about 18672.0899472983. The cubic root of 348646943 is about 703.8205674068.

The spelling of 348646943 in words is "three hundred forty-eight million, six hundred forty-six thousand, nine hundred forty-three".