232530816 has 256 divisors, whose sum is σ = 773568000. Its totient is φ = 60383232.

The previous prime is 232530791. The next prime is 232530817. The reversal of 232530816 is 618035232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232530817) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1481010 + ... + 1481166.

It is an arithmetic number, because the mean of its divisors is an integer number (3021750).

Almost surely, 2^232530816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232530816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (386784000).

232530816 is an abundant number, since it is smaller than the sum of its proper divisors (541037184).

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

232530816 is a wasteful number, since it uses less digits than its factorization.

232530816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 232530816 is about 15248.9611449436. The cubic root of 232530816 is about 614.9316389082.

The spelling of 232530816 in words is "two hundred thirty-two million, five hundred thirty thousand, eight hundred sixteen".