563783 has 8 divisors (see below), whose sum is σ = 622080. Its totient is φ = 506680.

The previous prime is 563777. The next prime is 563809. The reversal of 563783 is 387365.

It is a happy number.

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 563783 - 2¹⁰ = 562759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563723) 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, 938 + ... + 1416.

It is an arithmetic number, because the mean of its divisors is an integer number (77760).

2⁵⁶³⁷⁸³ is an apocalyptic number.

563783 is a deficient number, since it is larger than the sum of its proper divisors (58297).

563783 is a wasteful number, since it uses less digits than its factorization.

563783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597.

The product of its digits is 15120, while the sum is 32.

The square root of 563783 is about 750.8548461587. The cubic root of 563783 is about 82.6108946422.

The spelling of 563783 in words is "five hundred sixty-three thousand, seven hundred eighty-three".