9221307 has 8 divisors (see below), whose sum is σ = 12581184. Its totient is φ = 6004488.

The previous prime is 9221297. The next prime is 9221341. The reversal of 9221307 is 7031229.

9221307 is digitally balanced in base 3, 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 not a de Polignac number, because 9221307 - 2¹⁰ = 9220283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9221357) 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 7 ways as a sum of consecutive naturals, for example, 35613 + ... + 35870.

It is an arithmetic number, because the mean of its divisors is an integer number (1572648).

Almost surely, 2^9221307 is an apocalyptic number.

9221307 is a deficient number, since it is larger than the sum of its proper divisors (3359877).

9221307 is a wasteful number, since it uses less digits than its factorization.

9221307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71529.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 9221307 is about 3036.6605012744. The cubic root of 9221307 is about 209.6995476645.

The spelling of 9221307 in words is "nine million, two hundred twenty-one thousand, three hundred seven".