112522140 has 72 divisors (see below), whose sum is σ = 342407520. Its totient is φ = 29910144.

The previous prime is 112522129. The next prime is 112522147. The reversal of 112522140 is 41225211.

112522140 is a `hidden beast` number, since 1 + 1 + 2 + 522 + 140 = 666.

It is a super-2 number, since 2×112522140² = 25322463980359200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112522147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69217 + ... + 70823.

It is an arithmetic number, because the mean of its divisors is an integer number (4755660).

Almost surely, 2^112522140 is an apocalyptic number.

112522140 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 112522140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171203760).

112522140 is an abundant number, since it is smaller than the sum of its proper divisors (229885380).

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

112522140 is a wasteful number, since it uses less digits than its factorization.

112522140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011 (or 2006 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 112522140 is about 10607.6453560628. The cubic root of 112522140 is about 482.7763582774.

Adding to 112522140 its reverse (41225211), we get a palindrome (153747351).

The spelling of 112522140 in words is "one hundred twelve million, five hundred twenty-two thousand, one hundred forty".