9032240 has 60 divisors (see below), whose sum is σ = 24190416. Its totient is φ = 3072384.

The previous prime is 9032227. The next prime is 9032249. The reversal of 9032240 is 422309.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (9032249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71057 + ... + 71183.

Almost surely, 2^9032240 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 9032240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12095208).

9032240 is an abundant number, since it is smaller than the sum of its proper divisors (15158176).

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

9032240 is a wasteful number, since it uses less digits than its factorization.

9032240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 9032240 is about 3005.3685298146. The cubic root of 9032240 is about 208.2564637295.

Adding to 9032240 its reverse (422309), we get a palindrome (9454549).

The spelling of 9032240 in words is "nine million, thirty-two thousand, two hundred forty".