9444216 has 64 divisors (see below), whose sum is σ = 25200000. Its totient is φ = 2941056.

The previous prime is 9444187. The next prime is 9444217. The reversal of 9444216 is 6124449.

9444216 = T₁₀₉ + T₁₁₀ + ... + T₃₈₆.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9444217) 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, 63310 + ... + 63458.

It is an arithmetic number, because the mean of its divisors is an integer number (393750).

Almost surely, 2^9444216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9444216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12600000).

9444216 is an abundant number, since it is smaller than the sum of its proper divisors (15755784).

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

9444216 is a wasteful number, since it uses less digits than its factorization.

9444216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316 (or 312 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 9444216 is about 3073.1443181211. The cubic root of 9444216 is about 211.3758192160.

The spelling of 9444216 in words is "nine million, four hundred forty-four thousand, two hundred sixteen".