9221016 has 48 divisors (see below), whose sum is σ = 26819640. Its totient is φ = 2634240.

The previous prime is 9221011. The next prime is 9221027. The reversal of 9221016 is 6101229.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 9220983 and 9221001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9221011) 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, 2745 + ... + 5096.

Almost surely, 2^9221016 is an apocalyptic number.

It is an amenable number.

9221016 is an abundant number, since it is smaller than the sum of its proper divisors (17598624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9221016 is a wasteful number, since it uses less digits than its factorization.

9221016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7864 (or 7853 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 9221016 is about 3036.6125864193. The cubic root of 9221016 is about 209.6973417874.

The spelling of 9221016 in words is "nine million, two hundred twenty-one thousand, sixteen".