234528529 has 2 divisors, whose sum is σ = 234528530. Its totient is φ = 234528528.

The previous prime is 234528527. The next prime is 234528557. The reversal of 234528529 is 925825432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 168480400 + 66048129 = 12980^2 + 8127^2 .

It is a cyclic number.

It is not a de Polignac number, because 234528529 - 2¹ = 234528527 is a prime.

Together with 234528527, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 234528491 and 234528500.

It is not a weakly prime, because it can be changed into another prime (234528527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117264264 + 117264265.

It is an arithmetic number, because the mean of its divisors is an integer number (117264265).

Almost surely, 2^234528529 is an apocalyptic number.

It is an amenable number.

234528529 is a deficient number, since it is larger than the sum of its proper divisors (1).

234528529 is an equidigital number, since it uses as much as digits as its factorization.

234528529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 40.

The square root of 234528529 is about 15314.3243076539. The cubic root of 234528529 is about 616.6876150014.

The spelling of 234528529 in words is "two hundred thirty-four million, five hundred twenty-eight thousand, five hundred twenty-nine".