796827661 has 12 divisors (see below), whose sum is σ = 949532220. Its totient is φ = 666335040.

The previous prime is 796827659. The next prime is 796827721. The reversal of 796827661 is 166728697.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 252492100 + 544335561 = 15890^2 + 23331^2 .

It is not a de Polignac number, because 796827661 - 2¹ = 796827659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 796827599 and 796827608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (796827061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 196306 + ... + 200323.

It is an arithmetic number, because the mean of its divisors is an integer number (79127685).

Almost surely, 2^796827661 is an apocalyptic number.

It is an amenable number.

796827661 is a deficient number, since it is larger than the sum of its proper divisors (152704559).

796827661 is a wasteful number, since it uses less digits than its factorization.

796827661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396684 (or 396677 counting only the distinct ones).

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

The square root of 796827661 is about 28228.1359816762. The cubic root of 796827661 is about 927.0890834320.

The spelling of 796827661 in words is "seven hundred ninety-six million, eight hundred twenty-seven thousand, six hundred sixty-one".