208536 has 16 divisors (see below), whose sum is σ = 521400. Its totient is φ = 69504.

The previous prime is 208529. The next prime is 208553. The reversal of 208536 is 635802.

208536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 8689 = 208536 / (2 + 0 + 8 + 5 + 3 + 6).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4321 + ... + 4368.

2²⁰⁸⁵³⁶ is an apocalyptic number.

It is an amenable number.

208536 is an abundant number, since it is smaller than the sum of its proper divisors (312864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

208536 is a wasteful number, since it uses less digits than its factorization.

208536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8698 (or 8694 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 208536 is about 456.6574208310. The cubic root of 208536 is about 59.3007718771.

The spelling of 208536 in words is "two hundred eight thousand, five hundred thirty-six".