9722907 has 12 divisors (see below), whose sum is σ = 14130480. Its totient is φ = 6442128.

The previous prime is 9722893. The next prime is 9722939. The reversal of 9722907 is 7092279.

It is not a de Polignac number, because 9722907 - 2¹⁰ = 9721883 is a prime.

9722907 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9722957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1732 + ... + 4737.

It is an arithmetic number, because the mean of its divisors is an integer number (1177540).

Almost surely, 2^9722907 is an apocalyptic number.

9722907 is a deficient number, since it is larger than the sum of its proper divisors (4407573).

9722907 is a wasteful number, since it uses less digits than its factorization.

9722907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6642 (or 6639 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 9722907 is about 3118.1576291137. The cubic root of 9722907 is about 213.4348716402.

The spelling of 9722907 in words is "nine million, seven hundred twenty-two thousand, nine hundred seven".