533009 has 2 divisors, whose sum is σ = 533010. Its totient is φ = 533008.

The previous prime is 533003. The next prime is 533011. The reversal of 533009 is 900335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 529984 + 3025 = 728^2 + 55^2 .

It is a cyclic number.

It is not a de Polignac number, because 533009 - 2⁴ = 532993 is a prime.

Together with 533011, it forms a pair of twin primes.

It is a Chen prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (533003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266504 + 266505.

It is an arithmetic number, because the mean of its divisors is an integer number (266505).

2⁵³³⁰⁰⁹ is an apocalyptic number.

It is an amenable number.

533009 is a deficient number, since it is larger than the sum of its proper divisors (1).

533009 is an equidigital number, since it uses as much as digits as its factorization.

533009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 405, while the sum is 20.

The square root of 533009 is about 730.0746537170. The cubic root of 533009 is about 81.0795844338.

The spelling of 533009 in words is "five hundred thirty-three thousand, nine".