423233441 has 2 divisors, whose sum is σ = 423233442. Its totient is φ = 423233440.

The previous prime is 423233431. The next prime is 423233501. The reversal of 423233441 is 144332324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 422713600 + 519841 = 20560^2 + 721^2 .

It is a cyclic number.

It is not a de Polignac number, because 423233441 - 2²⁶ = 356124577 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423233441.

It is not a weakly prime, because it can be changed into another prime (423233431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211616720 + 211616721.

It is an arithmetic number, because the mean of its divisors is an integer number (211616721).

Almost surely, 2^423233441 is an apocalyptic number.

It is an amenable number.

423233441 is a deficient number, since it is larger than the sum of its proper divisors (1).

423233441 is an equidigital number, since it uses as much as digits as its factorization.

423233441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 26.

The square root of 423233441 is about 20572.6381633470. The cubic root of 423233441 is about 750.8041395786.

Adding to 423233441 its reverse (144332324), we get a palindrome (567565765).

It can be divided in two parts, 4232 and 33441, that added together give a palindrome (37673).

The spelling of 423233441 in words is "four hundred twenty-three million, two hundred thirty-three thousand, four hundred forty-one".