9644022 has 40 divisors (see below), whose sum is σ = 21997800. Its totient is φ = 3157056.

The previous prime is 9644021. The next prime is 9644053. The reversal of 9644022 is 2204469.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9644021) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9054 + ... + 10062.

It is an arithmetic number, because the mean of its divisors is an integer number (549945).

Almost surely, 2^9644022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9644022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10998900).

9644022 is an abundant number, since it is smaller than the sum of its proper divisors (12353778).

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

9644022 is a wasteful number, since it uses less digits than its factorization.

9644022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082 (or 1073 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 9644022 is about 3105.4825711957. The cubic root of 9644022 is about 212.8560821103.

The spelling of 9644022 in words is "nine million, six hundred forty-four thousand, twenty-two".