795964721 has 4 divisors (see below), whose sum is σ = 796736292. Its totient is φ = 795193152.

The previous prime is 795964709. The next prime is 795964747. The reversal of 795964721 is 127469597.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 752734096 + 43230625 = 27436^2 + 6575^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-795964721 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 795964721.

It is not an unprimeable number, because it can be changed into a prime (795964751) 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 in 3 ways as a sum of consecutive naturals, for example, 384236 + ... + 386301.

It is an arithmetic number, because the mean of its divisors is an integer number (199184073).

Almost surely, 2^795964721 is an apocalyptic number.

It is an amenable number.

795964721 is a deficient number, since it is larger than the sum of its proper divisors (771571).

795964721 is a wasteful number, since it uses less digits than its factorization.

795964721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771570.

The product of its digits is 952560, while the sum is 50.

The square root of 795964721 is about 28212.8467369034. The cubic root of 795964721 is about 926.7542928340.

The spelling of 795964721 in words is "seven hundred ninety-five million, nine hundred sixty-four thousand, seven hundred twenty-one".