9017272 has 32 divisors (see below), whose sum is σ = 18881280. Its totient is φ = 4001760.

The previous prime is 9017269. The next prime is 9017291. The reversal of 9017272 is 2727109.

It is a happy number.

9017272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×9017272² = 162622388643968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9017272.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2593 + ... + 4975.

It is an arithmetic number, because the mean of its divisors is an integer number (590040).

Almost surely, 2^9017272 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 9017272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9440640).

9017272 is an abundant number, since it is smaller than the sum of its proper divisors (9864008).

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

9017272 is a wasteful number, since it uses less digits than its factorization.

9017272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2443 (or 2439 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 9017272 is about 3002.8772868700. The cubic root of 9017272 is about 208.1413610070.

The spelling of 9017272 in words is "nine million, seventeen thousand, two hundred seventy-two".