563538 has 8 divisors (see below), whose sum is σ = 1127088. Its totient is φ = 187844.

The previous prime is 563503. The next prime is 563543. The reversal of 563538 is 835365.

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

563538 is an admirable 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, 46956 + ... + 46967.

It is an arithmetic number, because the mean of its divisors is an integer number (140886).

2⁵⁶³⁵³⁸ is an apocalyptic number.

563538 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

563538 is a wasteful number, since it uses less digits than its factorization.

563538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93928.

The product of its digits is 10800, while the sum is 30.

The square root of 563538 is about 750.6916810515. The cubic root of 563538 is about 82.5989263247.

The spelling of 563538 in words is "five hundred sixty-three thousand, five hundred thirty-eight".