228112186 has 8 divisors (see below), whose sum is σ = 342310464. Its totient is φ = 114008700.

The previous prime is 228112177. The next prime is 228112187. The reversal of 228112186 is 681211822.

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

It is not an unprimeable number, because it can be changed into a prime (228112187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17340 + ... + 27511.

It is an arithmetic number, because the mean of its divisors is an integer number (42788808).

Almost surely, 2^228112186 is an apocalyptic number.

228112186 is a deficient number, since it is larger than the sum of its proper divisors (114198278).

228112186 is a wasteful number, since it uses less digits than its factorization.

228112186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47396.

The product of its digits is 3072, while the sum is 31.

The square root of 228112186 is about 15103.3832633619. The cubic root of 228112186 is about 611.0116564127.

The spelling of 228112186 in words is "two hundred twenty-eight million, one hundred twelve thousand, one hundred eighty-six".