9008730 has 48 divisors (see below), whose sum is σ = 23587200. Its totient is φ = 2385504.

The previous prime is 9008707. The next prime is 9008731. The reversal of 9008730 is 378009.

It is a happy number.

9008730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 9008694 and 9008703.

It is not an unprimeable number, because it can be changed into a prime (9008731) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17659 + ... + 18161.

It is an arithmetic number, because the mean of its divisors is an integer number (491400).

Almost surely, 2^9008730 is an apocalyptic number.

9008730 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9008730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11793600).

9008730 is an abundant number, since it is smaller than the sum of its proper divisors (14578470).

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

9008730 is a wasteful number, since it uses less digits than its factorization.

9008730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715 (or 712 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 9008730 is about 3001.4546473335. The cubic root of 9008730 is about 208.0756166144.

The spelling of 9008730 in words is "nine million, eight thousand, seven hundred thirty".