563923 has 4 divisors (see below), whose sum is σ = 568120. Its totient is φ = 559728.

The previous prime is 563897. The next prime is 563929. The reversal of 563923 is 329365.

563923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 563923 - 2⁹ = 563411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 563891 and 563900.

It is not an unprimeable number, because it can be changed into a prime (563929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1890 + ... + 2167.

It is an arithmetic number, because the mean of its divisors is an integer number (142030).

2⁵⁶³⁹²³ is an apocalyptic number.

563923 is a deficient number, since it is larger than the sum of its proper divisors (4197).

563923 is a wasteful number, since it uses less digits than its factorization.

563923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4196.

The product of its digits is 4860, while the sum is 28.

The square root of 563923 is about 750.9480674454. The cubic root of 563923 is about 82.6177321240.

The spelling of 563923 in words is "five hundred sixty-three thousand, nine hundred twenty-three".