348420473 has 2 divisors, whose sum is σ = 348420474. Its totient is φ = 348420472.

The previous prime is 348420451. The next prime is 348420503. The reversal of 348420473 is 374024843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 292649449 + 55771024 = 17107^2 + 7468^2 .

It is an emirp because it is prime and its reverse (374024843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 348420473 - 2⁶ = 348420409 is a prime.

It is not a weakly prime, because it can be changed into another prime (348420403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174210236 + 174210237.

It is an arithmetic number, because the mean of its divisors is an integer number (174210237).

Almost surely, 2^348420473 is an apocalyptic number.

It is an amenable number.

348420473 is a deficient number, since it is larger than the sum of its proper divisors (1).

348420473 is an equidigital number, since it uses as much as digits as its factorization.

348420473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 35.

The square root of 348420473 is about 18666.0245633611. The cubic root of 348420473 is about 703.6681412232.

The spelling of 348420473 in words is "three hundred forty-eight million, four hundred twenty thousand, four hundred seventy-three".