9816222 has 32 divisors (see below), whose sum is σ = 21262752. Its totient is φ = 3003264.

The previous prime is 9816221. The next prime is 9816227. The reversal of 9816222 is 2226189.

9816222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 9816222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9816221) 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, 24528 + ... + 24924.

It is an arithmetic number, because the mean of its divisors is an integer number (664461).

Almost surely, 2^9816222 is an apocalyptic number.

9816222 is an abundant number, since it is smaller than the sum of its proper divisors (11446530).

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

9816222 is a wasteful number, since it uses less digits than its factorization.

9816222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732.

The product of its digits is 3456, while the sum is 30.

The square root of 9816222 is about 3133.0850610860. The cubic root of 9816222 is about 214.1155081434.

The spelling of 9816222 in words is "nine million, eight hundred sixteen thousand, two hundred twenty-two".