112689258 has 16 divisors (see below), whose sum is σ = 245867616. Its totient is φ = 34148240.

The previous prime is 112689257. The next prime is 112689287. The reversal of 112689258 is 852986211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (112689251) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 853641 + ... + 853772.

It is an arithmetic number, because the mean of its divisors is an integer number (15366726).

Almost surely, 2^112689258 is an apocalyptic number.

112689258 is an abundant number, since it is smaller than the sum of its proper divisors (133178358).

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

112689258 is a wasteful number, since it uses less digits than its factorization.

112689258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707429.

The product of its digits is 69120, while the sum is 42.

The square root of 112689258 is about 10615.5196763983. The cubic root of 112689258 is about 483.0152467014.

The spelling of 112689258 in words is "one hundred twelve million, six hundred eighty-nine thousand, two hundred fifty-eight".