112245540 has 96 divisors (see below), whose sum is σ = 360944640. Its totient is φ = 25776000.

The previous prime is 112245527. The next prime is 112245557. The reversal of 112245540 is 45542211.

112245540 = T₂₂₁₁ + T₂₂₁₂ + ... + T₂₂₅₅.

It is a super-2 number, since 2×112245540² = 25198122499783200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112245540.

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, 8065 + ... + 17015.

It is an arithmetic number, because the mean of its divisors is an integer number (3759840).

Almost surely, 2^112245540 is an apocalyptic number.

112245540 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 112245540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180472320).

112245540 is an abundant number, since it is smaller than the sum of its proper divisors (248699100).

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

112245540 is a wasteful number, since it uses less digits than its factorization.

112245540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8993 (or 8991 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 112245540 is about 10594.5995677043. The cubic root of 112245540 is about 482.3804494991.

Adding to 112245540 its reverse (45542211), we get a palindrome (157787751).

The spelling of 112245540 in words is "one hundred twelve million, two hundred forty-five thousand, five hundred forty".