797727766 has 16 divisors (see below), whose sum is σ = 1350386640. Its totient is φ = 350099680.

The previous prime is 797727761. The next prime is 797727779. The reversal of 797727766 is 667727797.

797727766 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a self number, because there is not a number n which added to its sum of digits gives 797727766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797727761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 624541 + ... + 625816.

It is an arithmetic number, because the mean of its divisors is an integer number (84399165).

Almost surely, 2^797727766 is an apocalyptic number.

797727766 is a deficient number, since it is larger than the sum of its proper divisors (552658874).

797727766 is a wasteful number, since it uses less digits than its factorization.

797727766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250399.

The product of its digits is 10890936, while the sum is 58.

The square root of 797727766 is about 28244.0748830618. The cubic root of 797727766 is about 927.4380353011.

The spelling of 797727766 in words is "seven hundred ninety-seven million, seven hundred twenty-seven thousand, seven hundred sixty-six".