563431 has 16 divisors (see below), whose sum is σ = 684288. Its totient is φ = 457600.
The previous prime is 563419. The next prime is 563447. The reversal of 563431 is 134365.
563431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 563431 - 217 = 432359 is a prime.
It is a super-2 number, since 2×5634312 = 634908983522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (563401) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4236 + ... + 4366.
It is an arithmetic number, because the mean of its divisors is an integer number (42768).
2563431 is an apocalyptic number.
563431 is a deficient number, since it is larger than the sum of its proper divisors (120857).
563431 is a wasteful number, since it uses less digits than its factorization.
563431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182.
The product of its digits is 1080, while the sum is 22.
The square root of 563431 is about 750.6204100609. The cubic root of 563431 is about 82.5936982570.
Adding to 563431 its reverse (134365), we get a palindrome (697796).
It can be divided in two parts, 5634 and 31, that added together give a palindrome (5665).
The spelling of 563431 in words is "five hundred sixty-three thousand, four hundred thirty-one".
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