9113538 has 32 divisors (see below), whose sum is σ = 21055104. Its totient is φ = 2575872.

The previous prime is 9113501. The next prime is 9113551. The reversal of 9113538 is 8353119.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2956 + ... + 5192.

It is an arithmetic number, because the mean of its divisors is an integer number (657972).

Almost surely, 2^9113538 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9113538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10527552).

9113538 is an abundant number, since it is smaller than the sum of its proper divisors (11941566).

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

9113538 is a wasteful number, since it uses less digits than its factorization.

9113538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2346.

The product of its digits is 3240, while the sum is 30.

The square root of 9113538 is about 3018.8636935112. The cubic root of 9113538 is about 208.8794280250.

The spelling of 9113538 in words is "nine million, one hundred thirteen thousand, five hundred thirty-eight".