796800647 has 2 divisors, whose sum is σ = 796800648. Its totient is φ = 796800646.

The previous prime is 796800643. The next prime is 796800709. The reversal of 796800647 is 746008697.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 796800647 - 2² = 796800643 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (796800643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 398400323 + 398400324.

It is an arithmetic number, because the mean of its divisors is an integer number (398400324).

Almost surely, 2^796800647 is an apocalyptic number.

796800647 is a deficient number, since it is larger than the sum of its proper divisors (1).

796800647 is an equidigital number, since it uses as much as digits as its factorization.

796800647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 508032, while the sum is 47.

The square root of 796800647 is about 28227.6574833974. The cubic root of 796800647 is about 927.0786066088.

The spelling of 796800647 in words is "seven hundred ninety-six million, eight hundred thousand, six hundred forty-seven".