228312184 has 16 divisors (see below), whose sum is σ = 428259600. Its totient is φ = 114109632.

The previous prime is 228312143. The next prime is 228312187. The reversal of 228312184 is 481213822.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228312187) 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, 24189 + ... + 32275.

It is an arithmetic number, because the mean of its divisors is an integer number (26766225).

Almost surely, 2^228312184 is an apocalyptic number.

It is an amenable number.

228312184 is a deficient number, since it is larger than the sum of its proper divisors (199947416).

228312184 is a wasteful number, since it uses less digits than its factorization.

228312184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11622 (or 11618 counting only the distinct ones).

The product of its digits is 6144, while the sum is 31.

The square root of 228312184 is about 15110.0027796159. The cubic root of 228312184 is about 611.1901729801.

The spelling of 228312184 in words is "two hundred twenty-eight million, three hundred twelve thousand, one hundred eighty-four".