8664244 has 12 divisors (see below), whose sum is σ = 15212484. Its totient is φ = 4317824.

The previous prime is 8664223. The next prime is 8664259. The reversal of 8664244 is 4424668.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 756900 + 7907344 = 870^2 + 2812^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2149 + ... + 4684.

It is an arithmetic number, because the mean of its divisors is an integer number (1267707).

Almost surely, 2^8664244 is an apocalyptic number.

It is an amenable number.

8664244 is a deficient number, since it is larger than the sum of its proper divisors (6548240).

8664244 is a wasteful number, since it uses less digits than its factorization.

8664244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7154 (or 7152 counting only the distinct ones).

The product of its digits is 36864, while the sum is 34.

The square root of 8664244 is about 2943.5087905423. The cubic root of 8664244 is about 205.3888633287.

The spelling of 8664244 in words is "eight million, six hundred sixty-four thousand, two hundred forty-four".