8528224 has 24 divisors (see below), whose sum is σ = 17333568. Its totient is φ = 4126080.

The previous prime is 8528213. The next prime is 8528243. The reversal of 8528224 is 4228258.

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 3307 + ... + 5290.

It is an arithmetic number, because the mean of its divisors is an integer number (722232).

Almost surely, 2^8528224 is an apocalyptic number.

It is an amenable number.

8528224 is an abundant number, since it is smaller than the sum of its proper divisors (8805344).

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

8528224 is a wasteful number, since it uses less digits than its factorization.

8528224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8638 (or 8630 counting only the distinct ones).

The product of its digits is 10240, while the sum is 31.

The square root of 8528224 is about 2920.3123120653. The cubic root of 8528224 is about 204.3083891381.

The spelling of 8528224 in words is "eight million, five hundred twenty-eight thousand, two hundred twenty-four".