234643441 has 2 divisors, whose sum is σ = 234643442. Its totient is φ = 234643440.

The previous prime is 234643439. The next prime is 234643459. The reversal of 234643441 is 144346432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 233203441 + 1440000 = 15271^2 + 1200^2 .

It is a cyclic number.

It is not a de Polignac number, because 234643441 - 2¹ = 234643439 is a prime.

Together with 234643439, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (234643421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117321720 + 117321721.

It is an arithmetic number, because the mean of its divisors is an integer number (117321721).

Almost surely, 2^234643441 is an apocalyptic number.

It is an amenable number.

234643441 is a deficient number, since it is larger than the sum of its proper divisors (1).

234643441 is an equidigital number, since it uses as much as digits as its factorization.

234643441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27648, while the sum is 31.

The square root of 234643441 is about 15318.0756297911. The cubic root of 234643441 is about 616.7883180826.

Adding to 234643441 its reverse (144346432), we get a palindrome (378989873).

It can be divided in two parts, 23 and 4643441, that added together give a palindrome (4643464).

The spelling of 234643441 in words is "two hundred thirty-four million, six hundred forty-three thousand, four hundred forty-one".