9013242 has 32 divisors (see below), whose sum is σ = 20915712. Its totient is φ = 2535984.

The previous prime is 9013231. The next prime is 9013243. The reversal of 9013242 is 2423109.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (9013243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1213 + ... + 4415.

It is an arithmetic number, because the mean of its divisors is an integer number (653616).

Almost surely, 2^9013242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9013242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10457856).

9013242 is an abundant number, since it is smaller than the sum of its proper divisors (11902470).

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

9013242 is a wasteful number, since it uses less digits than its factorization.

9013242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3282.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 9013242 is about 3002.2061887885. The cubic root of 9013242 is about 208.1103488681.

The spelling of 9013242 in words is "nine million, thirteen thousand, two hundred forty-two".