537563 has 4 divisors (see below), whose sum is σ = 578928. Its totient is φ = 496200.

The previous prime is 537547. The next prime is 537569. The reversal of 537563 is 365735.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 537563 - 2⁴ = 537547 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (537569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20663 + ... + 20688.

It is an arithmetic number, because the mean of its divisors is an integer number (144732).

2⁵³⁷⁵⁶³ is an apocalyptic number.

537563 is a deficient number, since it is larger than the sum of its proper divisors (41365).

537563 is a wasteful number, since it uses less digits than its factorization.

537563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41364.

The product of its digits is 9450, while the sum is 29.

The square root of 537563 is about 733.1868793152. The cubic root of 537563 is about 81.3098430924.

The spelling of 537563 in words is "five hundred thirty-seven thousand, five hundred sixty-three".