563641 has 8 divisors (see below), whose sum is σ = 612864. Its totient is φ = 515280.

The previous prime is 563623. The next prime is 563657. The reversal of 563641 is 146365.

563641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 563641 - 2¹⁷ = 432569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (563041) 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, 2370 + ... + 2596.

It is an arithmetic number, because the mean of its divisors is an integer number (76608).

2⁵⁶³⁶⁴¹ is an apocalyptic number.

It is an amenable number.

563641 is a deficient number, since it is larger than the sum of its proper divisors (49223).

563641 is a wasteful number, since it uses less digits than its factorization.

563641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431.

The product of its digits is 2160, while the sum is 25.

The square root of 563641 is about 750.7602813149. The cubic root of 563641 is about 82.6039583256.

It can be divided in two parts, 56364 and 1, that added together give a palindrome (56365).

The spelling of 563641 in words is "five hundred sixty-three thousand, six hundred forty-one".