9221073 has 16 divisors (see below), whose sum is σ = 12555840. Its totient is φ = 6018624.

The previous prime is 9221057. The next prime is 9221077. The reversal of 9221073 is 3701229.

9221073 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9221073 - 2⁴ = 9221057 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9221077) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53215 + ... + 53387.

It is an arithmetic number, because the mean of its divisors is an integer number (784740).

Almost surely, 2^9221073 is an apocalyptic number.

It is an amenable number.

9221073 is a deficient number, since it is larger than the sum of its proper divisors (3334767).

9221073 is a wasteful number, since it uses less digits than its factorization.

9221073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448.

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

The square root of 9221073 is about 3036.6219718628. The cubic root of 9221073 is about 209.6977738700.

The spelling of 9221073 in words is "nine million, two hundred twenty-one thousand, seventy-three".