232421023 has 4 divisors (see below), whose sum is σ = 232478280. Its totient is φ = 232363768.

The previous prime is 232421017. The next prime is 232421029. The reversal of 232421023 is 320124232.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (232421017) and next prime (232421029).

It is a cyclic number.

It is not a de Polignac number, because 232421023 - 2⁹ = 232420511 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 (232421029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22033 + ... + 30826.

It is an arithmetic number, because the mean of its divisors is an integer number (58119570).

Almost surely, 2^232421023 is an apocalyptic number.

232421023 is a deficient number, since it is larger than the sum of its proper divisors (57257).

232421023 is an equidigital number, since it uses as much as digits as its factorization.

232421023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57256.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 232421023 is about 15245.3607041618. The cubic root of 232421023 is about 614.8348405290.

Adding to 232421023 its reverse (320124232), we get a palindrome (552545255).

The spelling of 232421023 in words is "two hundred thirty-two million, four hundred twenty-one thousand, twenty-three".