232553 has 4 divisors (see below), whose sum is σ = 242688. Its totient is φ = 222420.

The previous prime is 232549. The next prime is 232567. The reversal of 232553 is 355232.

232553 is digitally balanced in base 2, 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 232553 - 2² = 232549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (232513) 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, 5033 + ... + 5078.

It is an arithmetic number, because the mean of its divisors is an integer number (60672).

2²³²⁵⁵³ is an apocalyptic number.

232553 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

232553 is a deficient number, since it is larger than the sum of its proper divisors (10135).

232553 is a wasteful number, since it uses less digits than its factorization.

232553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10134.

The product of its digits is 900, while the sum is 20.

The square root of 232553 is about 482.2374933578. The cubic root of 232553 is about 61.4951193606.

Adding to 232553 its reverse (355232), we get a palindrome (587785).

The spelling of 232553 in words is "two hundred thirty-two thousand, five hundred fifty-three".