348684617 has 2 divisors, whose sum is σ = 348684618. Its totient is φ = 348684616.

The previous prime is 348684613. The next prime is 348684619. The reversal of 348684617 is 716486843.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 277855561 + 70829056 = 16669^2 + 8416^2 .

It is an emirp because it is prime and its reverse (716486843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 348684617 - 2² = 348684613 is a prime.

Together with 348684619, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (348684613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174342308 + 174342309.

It is an arithmetic number, because the mean of its divisors is an integer number (174342309).

Almost surely, 2^348684617 is an apocalyptic number.

It is an amenable number.

348684617 is a deficient number, since it is larger than the sum of its proper divisors (1).

348684617 is an equidigital number, since it uses as much as digits as its factorization.

348684617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 47.

The square root of 348684617 is about 18673.0987519479. The cubic root of 348684617 is about 703.8459175799.

The spelling of 348684617 in words is "three hundred forty-eight million, six hundred eighty-four thousand, six hundred seventeen".