532456889 has 2 divisors, whose sum is σ = 532456890. Its totient is φ = 532456888.

The previous prime is 532456819. The next prime is 532456891. The reversal of 532456889 is 988654235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 266766889 + 265690000 = 16333^2 + 16300^2 .

It is a cyclic number.

It is not a de Polignac number, because 532456889 - 2¹² = 532452793 is a prime.

Together with 532456891, 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 (532456819) 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 as a sum of consecutive naturals, namely, 266228444 + 266228445.

It is an arithmetic number, because the mean of its divisors is an integer number (266228445).

Almost surely, 2^532456889 is an apocalyptic number.

It is an amenable number.

532456889 is a deficient number, since it is larger than the sum of its proper divisors (1).

532456889 is an equidigital number, since it uses as much as digits as its factorization.

532456889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2073600, while the sum is 50.

The square root of 532456889 is about 23075.0273889328. The cubic root of 532456889 is about 810.5157965609.

The spelling of 532456889 in words is "five hundred thirty-two million, four hundred fifty-six thousand, eight hundred eighty-nine".