9085580 has 72 divisors (see below), whose sum is σ = 22675968. Its totient is φ = 3048192.

The previous prime is 9085577. The next prime is 9085603. The reversal of 9085580 is 855809.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 9085580.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71477 + ... + 71603.

It is an arithmetic number, because the mean of its divisors is an integer number (314944).

Almost surely, 2^9085580 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 9085580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11337984).

9085580 is an abundant number, since it is smaller than the sum of its proper divisors (13590388).

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

9085580 is a wasteful number, since it uses less digits than its factorization.

9085580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 214 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 35.

The square root of 9085580 is about 3014.2295864781. The cubic root of 9085580 is about 208.6656130401.

The spelling of 9085580 in words is "nine million, eighty-five thousand, five hundred eighty".