8732224 has 28 divisors (see below), whose sum is σ = 17702784. Its totient is φ = 4271744.

The previous prime is 8732209. The next prime is 8732239. The reversal of 8732224 is 4222378.

It is an interprime number because it is at equal distance from previous prime (8732209) and next prime (8732239).

It is a junction number, because it is equal to n+sod(n) for n = 8732192 and 8732201.

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, 1557 + ... + 4459.

Almost surely, 2^8732224 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 8732224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8851392).

8732224 is an abundant number, since it is smaller than the sum of its proper divisors (8970560).

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

8732224 is a wasteful number, since it uses less digits than its factorization.

8732224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2962 (or 2952 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 8732224 is about 2955.0336715510. The cubic root of 8732224 is about 205.9246275927.

The spelling of 8732224 in words is "eight million, seven hundred thirty-two thousand, two hundred twenty-four".