563541 has 8 divisors (see below), whose sum is σ = 819744. Its totient is φ = 341520.

The previous prime is 563503. The next prime is 563543. The reversal of 563541 is 145365.

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

It is not a de Polignac number, because 563541 - 2⁷ = 563413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563543) 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, 8506 + ... + 8571.

It is an arithmetic number, because the mean of its divisors is an integer number (102468).

2⁵⁶³⁵⁴¹ is an apocalyptic number.

It is an amenable number.

563541 is a deficient number, since it is larger than the sum of its proper divisors (256203).

563541 is a wasteful number, since it uses less digits than its factorization.

563541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17091.

The product of its digits is 1800, while the sum is 24.

The square root of 563541 is about 750.6936792061. The cubic root of 563541 is about 82.5990728966.

It can be divided in two parts, 5 and 63541, that added together give a triangular number (63546 = T₃₅₆).

The spelling of 563541 in words is "five hundred sixty-three thousand, five hundred forty-one".