9722597 has 2 divisors, whose sum is σ = 9722598. Its totient is φ = 9722596.

The previous prime is 9722591. The next prime is 9722599. The reversal of 9722597 is 7952279.

It is a happy number.

9722597 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9084196 + 638401 = 3014^2 + 799^2 .

It is a cyclic number.

It is not a de Polignac number, because 9722597 - 2¹⁰ = 9721573 is a prime.

Together with 9722599, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9722591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4861298 + 4861299.

It is an arithmetic number, because the mean of its divisors is an integer number (4861299).

Almost surely, 2^9722597 is an apocalyptic number.

It is an amenable number.

9722597 is a deficient number, since it is larger than the sum of its proper divisors (1).

9722597 is an equidigital number, since it uses as much as digits as its factorization.

9722597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 79380, while the sum is 41.

The square root of 9722597 is about 3118.1079198771. The cubic root of 9722597 is about 213.4326032681.

The spelling of 9722597 in words is "nine million, seven hundred twenty-two thousand, five hundred ninety-seven".