530790 has 32 divisors (see below), whose sum is σ = 1372896. Its totient is φ = 130560.
The previous prime is 530773. The next prime is 530797. The reversal of 530790 is 97035.
It is an Ulam number.
It is a nialpdrome in base 15.
It is a self number, because there is not a number n which added to its sum of digits gives 530790.
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 530790.
It is not an unprimeable number, because it can be changed into a prime (530797) 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, 291 + ... + 1070.
It is an arithmetic number, because the mean of its divisors is an integer number (42903).
2530790 is an apocalyptic number.
530790 is an abundant number, since it is smaller than the sum of its proper divisors (842106).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
530790 is a wasteful number, since it uses less digits than its factorization.
530790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1384.
The product of its (nonzero) digits is 945, while the sum is 24.
The square root of 530790 is about 728.5533611205. The cubic root of 530790 is about 80.9669122593.
The spelling of 530790 in words is "five hundred thirty thousand, seven hundred ninety".
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