348986447 has 2 divisors, whose sum is σ = 348986448. Its totient is φ = 348986446.

The previous prime is 348986441. The next prime is 348986453. The reversal of 348986447 is 744689843.

It is a balanced prime because it is at equal distance from previous prime (348986441) and next prime (348986453).

It is a cyclic number.

It is not a de Polignac number, because 348986447 - 2⁸ = 348986191 is a 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 (348986441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174493223 + 174493224.

It is an arithmetic number, because the mean of its divisors is an integer number (174493224).

Almost surely, 2^348986447 is an apocalyptic number.

348986447 is a deficient number, since it is larger than the sum of its proper divisors (1).

348986447 is an equidigital number, since it uses as much as digits as its factorization.

348986447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4644864, while the sum is 53.

The square root of 348986447 is about 18681.1789510191. The cubic root of 348986447 is about 704.0489478008.

The spelling of 348986447 in words is "three hundred forty-eight million, nine hundred eighty-six thousand, four hundred forty-seven".