9723197 has 12 divisors (see below), whose sum is σ = 10801728. Its totient is φ = 8745000.

The previous prime is 9723179. The next prime is 9723211. The reversal of 9723197 is 7913279.

9723197 is nontrivially palindromic in base 6.

It is a de Polignac number, because none of the positive numbers 2^k-9723197 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 9723197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9723137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12572 + ... + 13322.

It is an arithmetic number, because the mean of its divisors is an integer number (900144).

Almost surely, 2^9723197 is an apocalyptic number.

It is an amenable number.

9723197 is a deficient number, since it is larger than the sum of its proper divisors (1078531).

9723197 is a wasteful number, since it uses less digits than its factorization.

9723197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880 (or 869 counting only the distinct ones).

The product of its digits is 23814, while the sum is 38.

The square root of 9723197 is about 3118.2041305854. The cubic root of 9723197 is about 213.4369936221.

The spelling of 9723197 in words is "nine million, seven hundred twenty-three thousand, one hundred ninety-seven".