9722611 has 2 divisors, whose sum is σ = 9722612. Its totient is φ = 9722610.

The previous prime is 9722599. The next prime is 9722621. The reversal of 9722611 is 1162279.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1162279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9722611 - 2⁵ = 9722579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9722611.

It is not a weakly prime, because it can be changed into another prime (9722621) 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 as a sum of consecutive naturals, namely, 4861305 + 4861306.

It is an arithmetic number, because the mean of its divisors is an integer number (4861306).

Almost surely, 2^9722611 is an apocalyptic number.

9722611 is a deficient number, since it is larger than the sum of its proper divisors (1).

9722611 is an equidigital number, since it uses as much as digits as its factorization.

9722611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 28.

The square root of 9722611 is about 3118.1101648274. The cubic root of 9722611 is about 213.4327057117.

The spelling of 9722611 in words is "nine million, seven hundred twenty-two thousand, six hundred eleven".