232889 has 4 divisors (see below), whose sum is σ = 233856. Its totient is φ = 231924.

The previous prime is 232877. The next prime is 232891. The reversal of 232889 is 988232.

It is a happy number.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 232889 - 2⁸ = 232633 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212 + ... + 714.

It is an arithmetic number, because the mean of its divisors is an integer number (58464).

2²³²⁸⁸⁹ is an apocalyptic number.

It is an amenable number.

232889 is a deficient number, since it is larger than the sum of its proper divisors (967).

232889 is an equidigital number, since it uses as much as digits as its factorization.

232889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966.

The product of its digits is 6912, while the sum is 32.

The square root of 232889 is about 482.5857436767. The cubic root of 232889 is about 61.5247218124.

The spelling of 232889 in words is "two hundred thirty-two thousand, eight hundred eighty-nine".