230917228 has 6 divisors (see below), whose sum is σ = 404105156. Its totient is φ = 115458612.

The previous prime is 230917187. The next prime is 230917261. The reversal of 230917228 is 822719032.

It is a junction number, because it is equal to n+sod(n) for n = 230917193 and 230917202.

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 as a sum of consecutive naturals, namely, 28864650 + ... + 28864657.

Almost surely, 2^230917228 is an apocalyptic number.

It is an amenable number.

230917228 is a deficient number, since it is larger than the sum of its proper divisors (173187928).

230917228 is a wasteful number, since it uses less digits than its factorization.

230917228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57729311 (or 57729309 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 230917228 is about 15195.9609107157. The cubic root of 230917228 is about 613.5059492354.

The spelling of 230917228 in words is "two hundred thirty million, nine hundred seventeen thousand, two hundred twenty-eight".