9216244 has 12 divisors (see below), whose sum is σ = 17077284. Its totient is φ = 4337024.

The previous prime is 9216241. The next prime is 9216247. The reversal of 9216244 is 4426129.

It is an interprime number because it is at equal distance from previous prime (9216241) and next prime (9216247).

It can be written as a sum of positive squares in 2 ways, for example, as 7628644 + 1587600 = 2762^2 + 1260^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9216241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67699 + ... + 67834.

It is an arithmetic number, because the mean of its divisors is an integer number (1423107).

Almost surely, 2^9216244 is an apocalyptic number.

It is an amenable number.

9216244 is a deficient number, since it is larger than the sum of its proper divisors (7861040).

9216244 is a wasteful number, since it uses less digits than its factorization.

9216244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135554 (or 135552 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 9216244 is about 3035.8267407742. The cubic root of 9216244 is about 209.6611618123.

The spelling of 9216244 in words is "nine million, two hundred sixteen thousand, two hundred forty-four".