530868 has 48 divisors (see below), whose sum is σ = 1382976. Its totient is φ = 157440.
The previous prime is 530861. The next prime is 530869. The reversal of 530868 is 868035.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (530861) by changing a digit.
530868 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6355 + ... + 6437.
It is an arithmetic number, because the mean of its divisors is an integer number (28812).
2530868 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 530868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (691488).
530868 is an abundant number, since it is smaller than the sum of its proper divisors (852108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530868 is a wasteful number, since it uses less digits than its factorization.
530868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144 (or 142 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 530868 is about 728.6068898933. The cubic root of 530868 is about 80.9708781151.
The spelling of 530868 in words is "five hundred thirty thousand, eight hundred sixty-eight".
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