9327221 has 4 divisors (see below), whose sum is σ = 9344352. Its totient is φ = 9310092.

The previous prime is 9327217. The next prime is 9327247. The reversal of 9327221 is 1227239.

9327221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9327221 - 2² = 9327217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9327211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7721 + ... + 8846.

It is an arithmetic number, because the mean of its divisors is an integer number (2336088).

Almost surely, 2^9327221 is an apocalyptic number.

It is an amenable number.

9327221 is a deficient number, since it is larger than the sum of its proper divisors (17131).

9327221 is a wasteful number, since it uses less digits than its factorization.

9327221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17130.

The product of its digits is 1512, while the sum is 26.

The square root of 9327221 is about 3054.0499341039. The cubic root of 9327221 is about 210.4993483429.

The spelling of 9327221 in words is "nine million, three hundred twenty-seven thousand, two hundred twenty-one".