9013500 has 72 divisors (see below), whose sum is σ = 28448784. Its totient is φ = 2402400.

The previous prime is 9013483. The next prime is 9013507. The reversal of 9013500 is 53109.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9013507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3499 + ... + 5501.

It is an arithmetic number, because the mean of its divisors is an integer number (395122).

Almost surely, 2^9013500 is an apocalyptic number.

9013500 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9013500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14224392).

9013500 is an abundant number, since it is smaller than the sum of its proper divisors (19435284).

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

9013500 is a wasteful number, since it uses less digits than its factorization.

9013500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028 (or 2013 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 9013500 is about 3002.2491568822. The cubic root of 9013500 is about 208.1123345375.

Adding to 9013500 its reverse (53109), we get a palindrome (9066609).

The spelling of 9013500 in words is "nine million, thirteen thousand, five hundred".