796721321 has 16 divisors (see below), whose sum is σ = 912565440. Its totient is φ = 688860480.

The previous prime is 796721287. The next prime is 796721339. The reversal of 796721321 is 123127697.

796721321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 796721321 - 2⁶ = 796721257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (796721381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2735 + ... + 40011.

It is an arithmetic number, because the mean of its divisors is an integer number (57035340).

Almost surely, 2^796721321 is an apocalyptic number.

It is an amenable number.

796721321 is a deficient number, since it is larger than the sum of its proper divisors (115844119).

796721321 is a wasteful number, since it uses less digits than its factorization.

796721321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37384.

The product of its digits is 31752, while the sum is 38.

The square root of 796721321 is about 28226.2523371417. The cubic root of 796721321 is about 927.0478402859.

The spelling of 796721321 in words is "seven hundred ninety-six million, seven hundred twenty-one thousand, three hundred twenty-one".