796385721 has 8 divisors (see below), whose sum is σ = 1063501600. Its totient is φ = 530096832.

The previous prime is 796385713. The next prime is 796385729. The reversal of 796385721 is 127583697.

It is an interprime number because it is at equal distance from previous prime (796385713) and next prime (796385729).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 796385721 - 2³ = 796385713 is a prime.

It is a super-2 number, since 2×796385721² = 1268460433225379682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (796385729) 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, 204496 + ... + 208353.

It is an arithmetic number, because the mean of its divisors is an integer number (132937700).

Almost surely, 2^796385721 is an apocalyptic number.

It is an amenable number.

796385721 is a deficient number, since it is larger than the sum of its proper divisors (267115879).

796385721 is a wasteful number, since it uses less digits than its factorization.

796385721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413495.

The product of its digits is 635040, while the sum is 48.

The square root of 796385721 is about 28220.3068906063. The cubic root of 796385721 is about 926.9176563513.

The spelling of 796385721 in words is "seven hundred ninety-six million, three hundred eighty-five thousand, seven hundred twenty-one".