530712 has 112 divisors (see below), whose sum is σ = 1836240. Its totient is φ = 139968.
The previous prime is 530711. The next prime is 530713. The reversal of 530712 is 217035.
530712 is nontrivially palindromic in base 16.
It is an interprime number because it is at equal distance from previous prime (530711) and next prime (530713).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an Ulam number.
It is a nialpdrome in base 3 and base 9.
It is a zygodrome in base 3 and base 9.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (530711) by changing a digit.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 40818 + ... + 40830.
It is an arithmetic number, because the mean of its divisors is an integer number (16395).
2530712 is an apocalyptic number.
530712 is a gapful number since it is divisible by the number (52) formed by its first and last digit.
It is a pronic number, being equal to 728×729.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 530712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (918120).
530712 is an abundant number, since it is smaller than the sum of its proper divisors (1305528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530712 is a wasteful number, since it uses less digits than its factorization.
530712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44 (or 25 counting only the distinct ones).
The product of its (nonzero) digits is 210, while the sum is 18.
The square root of 530712 is about 728.4998284145. The cubic root of 530712 is about 80.9629460150.
Adding to 530712 its reverse (217035), we get a palindrome (747747).
The spelling of 530712 in words is "five hundred thirty thousand, seven hundred twelve".
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