7540112 has 40 divisors (see below), whose sum is σ = 16293600. Its totient is φ = 3359232.

The previous prime is 7540111. The next prime is 7540133. The reversal of 7540112 is 2110457.

It is not an unprimeable number, because it can be changed into a prime (7540111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4439 + ... + 5897.

It is an arithmetic number, because the mean of its divisors is an integer number (407340).

Almost surely, 2^7540112 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 7540112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8146800).

7540112 is an abundant number, since it is smaller than the sum of its proper divisors (8753488).

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

7540112 is a wasteful number, since it uses less digits than its factorization.

7540112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1503 (or 1497 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 7540112 is about 2745.9264374706. The cubic root of 7540112 is about 196.0917243872.

Adding to 7540112 its reverse (2110457), we get a palindrome (9650569).

The spelling of 7540112 in words is "seven million, five hundred forty thousand, one hundred twelve".