112428558 has 48 divisors (see below), whose sum is σ = 266990256. Its totient is φ = 33909120.

The previous prime is 112428539. The next prime is 112428581. The reversal of 112428558 is 855824211.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 44916 + ... + 47352.

It is an arithmetic number, because the mean of its divisors is an integer number (5562297).

Almost surely, 2^112428558 is an apocalyptic number.

112428558 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 112428558, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133495128).

112428558 is an abundant number, since it is smaller than the sum of its proper divisors (154561698).

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

112428558 is a wasteful number, since it uses less digits than its factorization.

112428558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2689 (or 2686 counting only the distinct ones).

The product of its digits is 25600, while the sum is 36.

The square root of 112428558 is about 10603.2333747777. The cubic root of 112428558 is about 482.6424832677.

The spelling of 112428558 in words is "one hundred twelve million, four hundred twenty-eight thousand, five hundred fifty-eight".