530300280 has 128 divisors (see below), whose sum is σ = 1654732800. Its totient is φ = 135839232.

The previous prime is 530300269. The next prime is 530300297. The reversal of 530300280 is 82003035.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 367801 + ... + 369239.

It is an arithmetic number, because the mean of its divisors is an integer number (12927600).

Almost surely, 2^530300280 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 530300280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (827366400).

530300280 is an abundant number, since it is smaller than the sum of its proper divisors (1124432520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

530300280 is a wasteful number, since it uses less digits than its factorization.

530300280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1573 (or 1569 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 530300280 is about 23028.2496078187. The cubic root of 530300280 is about 809.4200390454.

The spelling of 530300280 in words is "five hundred thirty million, three hundred thousand, two hundred eighty".