532509 has 8 divisors (see below), whose sum is σ = 715680. Its totient is φ = 352176.

The previous prime is 532501. The next prime is 532523. The reversal of 532509 is 905235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 532509 - 2³ = 532501 is a prime.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 532509.

It is not an unprimeable number, because it can be changed into a prime (532501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222 + ... + 1055.

It is an arithmetic number, because the mean of its divisors is an integer number (89460).

2⁵³²⁵⁰⁹ is an apocalyptic number.

It is an amenable number.

532509 is a deficient number, since it is larger than the sum of its proper divisors (183171).

532509 is a wasteful number, since it uses less digits than its factorization.

532509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1419.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 532509 is about 729.7321426387. The cubic root of 532509 is about 81.0542237143.

The spelling of 532509 in words is "five hundred thirty-two thousand, five hundred nine".