798266617 has 2 divisors, whose sum is σ = 798266618. Its totient is φ = 798266616.

The previous prime is 798266593. The next prime is 798266629. The reversal of 798266617 is 716662897.

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., 488365801 + 309900816 = 22099^2 + 17604^2 .

It is a cyclic number.

It is not a de Polignac number, because 798266617 - 2¹¹ = 798264569 is a prime.

It is not a weakly prime, because it can be changed into another prime (798266687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399133308 + 399133309.

It is an arithmetic number, because the mean of its divisors is an integer number (399133309).

Almost surely, 2^798266617 is an apocalyptic number.

It is an amenable number.

798266617 is a deficient number, since it is larger than the sum of its proper divisors (1).

798266617 is an equidigital number, since it uses as much as digits as its factorization.

798266617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1524096, while the sum is 52.

The square root of 798266617 is about 28253.6124592945. The cubic root of 798266617 is about 927.6468109645.

The spelling of 798266617 in words is "seven hundred ninety-eight million, two hundred sixty-six thousand, six hundred seventeen".