232421223 has 8 divisors (see below), whose sum is σ = 310358128. Its totient is φ = 154715904.

The previous prime is 232421221. The next prime is 232421257. The reversal of 232421223 is 322124232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 232421223 - 2¹ = 232421221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 232421223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232421221) 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 7 ways as a sum of consecutive naturals, for example, 55540 + ... + 59577.

It is an arithmetic number, because the mean of its divisors is an integer number (38794766).

Almost surely, 2^232421223 is an apocalyptic number.

232421223 is a deficient number, since it is larger than the sum of its proper divisors (77936905).

232421223 is a wasteful number, since it uses less digits than its factorization.

232421223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115793.

The product of its digits is 1152, while the sum is 21.

The square root of 232421223 is about 15245.3672635329. The cubic root of 232421223 is about 614.8350168856.

Adding to 232421223 its reverse (322124232), we get a palindrome (554545455).

The spelling of 232421223 in words is "two hundred thirty-two million, four hundred twenty-one thousand, two hundred twenty-three".