223234530 has 16 divisors (see below), whose sum is σ = 535762944. Its totient is φ = 59529200.

The previous prime is 223234523. The next prime is 223234601. The reversal of 223234530 is 35432322.

223234530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×223234530³ (a number of 26 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 223234530.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3720546 + ... + 3720605.

It is an arithmetic number, because the mean of its divisors is an integer number (33485184).

Almost surely, 2^223234530 is an apocalyptic number.

223234530 is an abundant number, since it is smaller than the sum of its proper divisors (312528414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223234530 is a wasteful number, since it uses less digits than its factorization.

223234530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7441161.

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 223234530 is about 14941.0351047041. The cubic root of 223234530 is about 606.6252138618.

Adding to 223234530 its reverse (35432322), we get a palindrome (258666852).

The spelling of 223234530 in words is "two hundred twenty-three million, two hundred thirty-four thousand, five hundred thirty".