530742 has 16 divisors (see below), whose sum is σ = 1082160. Its totient is φ = 173472.
The previous prime is 530741. The next prime is 530743. The reversal of 530742 is 247035.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (530741) and next prime (530743).
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 530742.
It is not an unprimeable number, because it can be changed into a prime (530741) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517 + ... + 1152.
It is an arithmetic number, because the mean of its divisors is an integer number (67635).
2530742 is an apocalyptic number.
530742 is an abundant number, since it is smaller than the sum of its proper divisors (551418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530742 is a wasteful number, since it uses less digits than its factorization.
530742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1727.
The product of its (nonzero) digits is 840, while the sum is 21.
The square root of 530742 is about 728.5204183824. The cubic root of 530742 is about 80.9644715395.
Adding to 530742 its reverse (247035), we get a palindrome (777777).
The spelling of 530742 in words is "five hundred thirty thousand, seven hundred forty-two".
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