112540242 has 64 divisors (see below), whose sum is σ = 247484160. Its totient is φ = 34003200.

The previous prime is 112540237. The next prime is 112540243. The reversal of 112540242 is 242045211.

It is not an unprimeable number, because it can be changed into a prime (112540243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 243892 + ... + 244352.

It is an arithmetic number, because the mean of its divisors is an integer number (3866940).

Almost surely, 2^112540242 is an apocalyptic number.

112540242 is an abundant number, since it is smaller than the sum of its proper divisors (134943918).

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

112540242 is a wasteful number, since it uses less digits than its factorization.

112540242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 112540242 is about 10608.4985742564. The cubic root of 112540242 is about 482.8022457725.

Adding to 112540242 its reverse (242045211), we get a palindrome (354585453).

The spelling of 112540242 in words is "one hundred twelve million, five hundred forty thousand, two hundred forty-two".