112225840 has 80 divisors (see below), whose sum is σ = 278419680. Its totient is φ = 41922560.

The previous prime is 112225819. The next prime is 112225873. The reversal of 112225840 is 48522211.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243210 + ... + 243670.

It is an arithmetic number, because the mean of its divisors is an integer number (3480246).

Almost surely, 2^112225840 is an apocalyptic number.

112225840 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 112225840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139209840).

112225840 is an abundant number, since it is smaller than the sum of its proper divisors (166193840).

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

112225840 is a wasteful number, since it uses less digits than its factorization.

112225840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670 (or 664 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 112225840 is about 10593.6698079561. The cubic root of 112225840 is about 482.3522272913.

It can be divided in two parts, 1122 and 25840, that added together give a palindrome (26962).

The spelling of 112225840 in words is "one hundred twelve million, two hundred twenty-five thousand, eight hundred forty".