9113040 has 80 divisors (see below), whose sum is σ = 31396800. Its totient is φ = 2429568.

The previous prime is 9113017. The next prime is 9113051. The reversal of 9113040 is 403119.

It is a tau number, because it is divible by the number of its divisors (80).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51 + ... + 4269.

It is an arithmetic number, because the mean of its divisors is an integer number (392460).

Almost surely, 2^9113040 is an apocalyptic number.

9113040 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 9113040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15698400).

9113040 is an abundant number, since it is smaller than the sum of its proper divisors (22283760).

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

9113040 is a wasteful number, since it uses less digits than its factorization.

9113040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4241 (or 4229 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 9113040 is about 3018.7812110188. The cubic root of 9113040 is about 208.8756232878.

Adding to 9113040 its reverse (403119), we get a palindrome (9516159).

It can be divided in two parts, 91 and 13040, that added together give a palindrome (13131).

The spelling of 9113040 in words is "nine million, one hundred thirteen thousand, forty".