116242889 has 16 divisors (see below), whose sum is σ = 143941248. Its totient is φ = 91590912.

The previous prime is 116242883. The next prime is 116242909. The reversal of 116242889 is 988242611.

It is not a de Polignac number, because 116242889 - 2⁴ = 116242873 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116242883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6242 + ... + 16475.

It is an arithmetic number, because the mean of its divisors is an integer number (8996328).

Almost surely, 2^116242889 is an apocalyptic number.

It is an amenable number.

116242889 is a deficient number, since it is larger than the sum of its proper divisors (27698359).

116242889 is a wasteful number, since it uses less digits than its factorization.

116242889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22784.

The product of its digits is 55296, while the sum is 41.

The square root of 116242889 is about 10781.5995566521. The cubic root of 116242889 is about 488.0400523093.

The spelling of 116242889 in words is "one hundred sixteen million, two hundred forty-two thousand, eight hundred eighty-nine".