348828247 has 2 divisors, whose sum is σ = 348828248. Its totient is φ = 348828246.

The previous prime is 348828229. The next prime is 348828251. The reversal of 348828247 is 742828843.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 348828247 - 2¹⁵ = 348795479 is a prime.

It is a super-2 number, since 2×348828247² = 243362291810186018, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 348828197 and 348828206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348828217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174414123 + 174414124.

It is an arithmetic number, because the mean of its divisors is an integer number (174414124).

Almost surely, 2^348828247 is an apocalyptic number.

348828247 is a deficient number, since it is larger than the sum of its proper divisors (1).

348828247 is an equidigital number, since it uses as much as digits as its factorization.

348828247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 688128, while the sum is 46.

The square root of 348828247 is about 18676.9442629141. The cubic root of 348828247 is about 703.9425469374.

The spelling of 348828247 in words is "three hundred forty-eight million, eight hundred twenty-eight thousand, two hundred forty-seven".