112342440 has 128 divisors (see below), whose sum is σ = 405504000. Its totient is φ = 24323328.

The previous prime is 112342429. The next prime is 112342463. The reversal of 112342440 is 44243211.

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

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 12441 + ... + 19479.

It is an arithmetic number, because the mean of its divisors is an integer number (3168000).

Almost surely, 2^112342440 is an apocalyptic number.

112342440 is a gapful number since it is divisible by the number (10) 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 112342440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202752000).

112342440 is an abundant number, since it is smaller than the sum of its proper divisors (293161560).

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

112342440 is a wasteful number, since it uses less digits than its factorization.

112342440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7079 (or 7075 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 112342440 is about 10599.1716657482. The cubic root of 112342440 is about 482.5192203320.

Adding to 112342440 its reverse (44243211), we get a palindrome (156585651).

The spelling of 112342440 in words is "one hundred twelve million, three hundred forty-two thousand, four hundred forty".