9722042771 has 8 divisors (see below), whose sum is σ = 11117280000. Its totient is φ = 8328399048.

The previous prime is 9722042747. The next prime is 9722042809. The reversal of 9722042771 is 1772402279.

9722042771 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 a de Polignac number, because none of the positive numbers 2^k-9722042771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9722042171) 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, 385271 + ... + 409728.

It is an arithmetic number, because the mean of its divisors is an integer number (1389660000).

Almost surely, 2^9722042771 is an apocalyptic number.

9722042771 is a deficient number, since it is larger than the sum of its proper divisors (1395237229).

9722042771 is a wasteful number, since it uses less digits than its factorization.

9722042771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796753.

The product of its (nonzero) digits is 98784, while the sum is 41.

The square root of 9722042771 is about 98600.4197303439. The cubic root of 9722042771 is about 2134.2854767176.

The spelling of 9722042771 in words is "nine billion, seven hundred twenty-two million, forty-two thousand, seven hundred seventy-one".