116228185 has 8 divisors (see below), whose sum is σ = 139587336. Its totient is φ = 92906880.

The previous prime is 116228179. The next prime is 116228209. The reversal of 116228185 is 581822611.

It can be written as a sum of positive squares in 4 ways, for example, as 7901721 + 108326464 = 2811^2 + 10408^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 116228185 - 2⁹ = 116227673 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116228185.

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 7 ways as a sum of consecutive naturals, for example, 2194 + ... + 15403.

It is an arithmetic number, because the mean of its divisors is an integer number (17448417).

Almost surely, 2^116228185 is an apocalyptic number.

It is an amenable number.

116228185 is a deficient number, since it is larger than the sum of its proper divisors (23359151).

116228185 is a wasteful number, since it uses less digits than its factorization.

116228185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18923.

The product of its digits is 7680, while the sum is 34.

The square root of 116228185 is about 10780.9176325580. The cubic root of 116228185 is about 488.0194734346.

The spelling of 116228185 in words is "one hundred sixteen million, two hundred twenty-eight thousand, one hundred eighty-five".