112290689 has 16 divisors (see below), whose sum is σ = 131486976. Its totient is φ = 93912000.

The previous prime is 112290683. The next prime is 112290701. The reversal of 112290689 is 986092211.

It is not a de Polignac number, because 112290689 - 2⁸ = 112290433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112290683) 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 15 ways as a sum of consecutive naturals, for example, 49079 + ... + 51315.

It is an arithmetic number, because the mean of its divisors is an integer number (8217936).

Almost surely, 2^112290689 is an apocalyptic number.

It is an amenable number.

112290689 is a deficient number, since it is larger than the sum of its proper divisors (19196287).

112290689 is a wasteful number, since it uses less digits than its factorization.

112290689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2416.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 112290689 is about 10596.7301088591. The cubic root of 112290689 is about 482.4451174745.

The spelling of 112290689 in words is "one hundred twelve million, two hundred ninety thousand, six hundred eighty-nine".