232431233 has 2 divisors, whose sum is σ = 232431234. Its totient is φ = 232431232.

The previous prime is 232431223. The next prime is 232431257. The reversal of 232431233 is 332134232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190660864 + 41770369 = 13808^2 + 6463^2 .

It is a cyclic number.

It is not a de Polignac number, because 232431233 - 2⁴ = 232431217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232431199 and 232431208.

It is not a weakly prime, because it can be changed into another prime (232431223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116215616 + 116215617.

It is an arithmetic number, because the mean of its divisors is an integer number (116215617).

Almost surely, 2^232431233 is an apocalyptic number.

It is an amenable number.

232431233 is a deficient number, since it is larger than the sum of its proper divisors (1).

232431233 is an equidigital number, since it uses as much as digits as its factorization.

232431233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 23.

The square root of 232431233 is about 15245.6955564513. The cubic root of 232431233 is about 614.8438434034.

Adding to 232431233 its reverse (332134232), we get a palindrome (564565465).

The spelling of 232431233 in words is "two hundred thirty-two million, four hundred thirty-one thousand, two hundred thirty-three".