532997209 has 12 divisors (see below), whose sum is σ = 575809200. Its totient is φ = 493126208.

The previous prime is 532997207. The next prime is 532997251. The reversal of 532997209 is 902799235.

It is not a de Polignac number, because 532997209 - 2¹ = 532997207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (532997207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1422 + ... + 32680.

It is an arithmetic number, because the mean of its divisors is an integer number (47984100).

Almost surely, 2^532997209 is an apocalyptic number.

532997209 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

532997209 is a deficient number, since it is larger than the sum of its proper divisors (42811991).

532997209 is a wasteful number, since it uses less digits than its factorization.

532997209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31352 (or 31335 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 46.

The square root of 532997209 is about 23086.7323153364. The cubic root of 532997209 is about 810.7898655998.

The spelling of 532997209 in words is "five hundred thirty-two million, nine hundred ninety-seven thousand, two hundred nine".