232123664 has 20 divisors (see below), whose sum is σ = 450026256. Its totient is φ = 115987872.

The previous prime is 232123663. The next prime is 232123679. The reversal of 232123664 is 466321232.

232123664 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (232123663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28427 + ... + 35669.

Almost surely, 2^232123664 is an apocalyptic number.

It is an amenable number.

232123664 is a deficient number, since it is larger than the sum of its proper divisors (217902592).

232123664 is a wasteful number, since it uses less digits than its factorization.

232123664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9254 (or 9248 counting only the distinct ones).

The product of its digits is 10368, while the sum is 29.

The square root of 232123664 is about 15235.6051405909. The cubic root of 232123664 is about 614.5725224653.

Adding to 232123664 its reverse (466321232), we get a palindrome (698444896).

The spelling of 232123664 in words is "two hundred thirty-two million, one hundred twenty-three thousand, six hundred sixty-four".