563423544 has 24 divisors (see below), whose sum is σ = 1525938960. Its totient is φ = 187807824.

The previous prime is 563423527. The next prime is 563423579. The reversal of 563423544 is 445324365.

563423544 is a `hidden beast` number, since 563 + 42 + 3 + 54 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 563423499 and 563423508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3912592 + ... + 3912735.

It is an arithmetic number, because the mean of its divisors is an integer number (63580790).

Almost surely, 2^563423544 is an apocalyptic number.

It is an amenable number.

563423544 is an abundant number, since it is smaller than the sum of its proper divisors (962515416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

563423544 is a wasteful number, since it uses less digits than its factorization.

563423544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7825339 (or 7825332 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

The square root of 563423544 is about 23736.5444831382. The cubic root of 563423544 is about 825.9333392884.

The spelling of 563423544 in words is "five hundred sixty-three million, four hundred twenty-three thousand, five hundred forty-four".