9997272793 has 8 divisors (see below), whose sum is σ = 10014597216. Its totient is φ = 9979965600.

The previous prime is 9997272781. The next prime is 9997272811. The reversal of 9997272793 is 3972727999.

9997272793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 9997272793 - 2⁹ = 9997272281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9997272293) 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 7 ways as a sum of consecutive naturals, for example, 1660158 + ... + 1666168.

It is an arithmetic number, because the mean of its divisors is an integer number (1251824652).

Almost surely, 2^9997272793 is an apocalyptic number.

It is an amenable number.

9997272793 is a deficient number, since it is larger than the sum of its proper divisors (17324423).

9997272793 is a wasteful number, since it uses less digits than its factorization.

9997272793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8615.

The product of its digits is 27005076, while the sum is 64.

The square root of 9997272793 is about 99986.3630351660. The cubic root of 9997272793 is about 2154.2388192459.

The spelling of 9997272793 in words is "nine billion, nine hundred ninety-seven million, two hundred seventy-two thousand, seven hundred ninety-three".