9797723208 has 96 divisors (see below), whose sum is σ = 32659099200. Its totient is φ = 2584013184.

The previous prime is 9797723207. The next prime is 9797723213. The reversal of 9797723208 is 8023277979.

9797723208 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×9797723208² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (9797723207) 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 23 ways as a sum of consecutive naturals, for example, 741138 + ... + 754241.

It is an arithmetic number, because the mean of its divisors is an integer number (340198950).

Almost surely, 2^9797723208 is an apocalyptic number.

It is an amenable number.

9797723208 is an abundant number, since it is smaller than the sum of its proper divisors (22861375992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9797723208 is a wasteful number, since it uses less digits than its factorization.

9797723208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1495411 (or 1495404 counting only the distinct ones).

The product of its (nonzero) digits is 2667168, while the sum is 54.

The square root of 9797723208 is about 98983.4491619685. The cubic root of 9797723208 is about 2139.8092245574.

The spelling of 9797723208 in words is "nine billion, seven hundred ninety-seven million, seven hundred twenty-three thousand, two hundred eight".