230735228 has 12 divisors (see below), whose sum is σ = 407561112. Its totient is φ = 114289200.

The previous prime is 230735179. The next prime is 230735231. The reversal of 230735228 is 822537032.

It is a junction number, because it is equal to n+sod(n) for n = 230735194 and 230735203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269123 + ... + 269978.

It is an arithmetic number, because the mean of its divisors is an integer number (33963426).

Almost surely, 2^230735228 is an apocalyptic number.

It is an amenable number.

230735228 is a deficient number, since it is larger than the sum of its proper divisors (176825884).

230735228 is a wasteful number, since it uses less digits than its factorization.

230735228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539212 (or 539210 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 230735228 is about 15189.9712968787. The cubic root of 230735228 is about 613.3447263427.

The spelling of 230735228 in words is "two hundred thirty million, seven hundred thirty-five thousand, two hundred twenty-eight".