112240 has 40 divisors (see below), whose sum is σ = 276768. Its totient is φ = 42240.

The previous prime is 112237. The next prime is 112241. The reversal of 112240 is 42211.

112240 = 43² + 44² + ... + 74².

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a plaindrome in base 6.

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112241) 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, 1810 + ... + 1870.

2¹¹²²⁴⁰ is an apocalyptic number.

112240 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 112240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138384).

112240 is an abundant number, since it is smaller than the sum of its proper divisors (164528).

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

112240 is a wasteful number, since it uses less digits than its factorization.

112240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 112240 is about 335.0223873117. The cubic root of 112240 is about 48.2372513232.

Adding to 112240 its reverse (42211), we get a palindrome (154451).

The spelling of 112240 in words is "one hundred twelve thousand, two hundred forty", and thus it is an iban number.