228530794 has 4 divisors (see below), whose sum is σ = 342796194. Its totient is φ = 114265396.

The previous prime is 228530773. The next prime is 228530801. The reversal of 228530794 is 497035822.

228530794 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 199854769 + 28676025 = 14137^2 + 5355^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57132697 + ... + 57132700.

Almost surely, 2^228530794 is an apocalyptic number.

228530794 is a deficient number, since it is larger than the sum of its proper divisors (114265400).

228530794 is a wasteful number, since it uses less digits than its factorization.

228530794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114265399.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 228530794 is about 15117.2349985042. The cubic root of 228530794 is about 611.3851832496.

The spelling of 228530794 in words is "two hundred twenty-eight million, five hundred thirty thousand, seven hundred ninety-four".