530509000 has 64 divisors (see below), whose sum is σ = 1418751360. Its totient is φ = 181886400.

The previous prime is 530508991. The next prime is 530509033. The reversal of 530509000 is 905035.

530509000 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30894 + ... + 44893.

It is an arithmetic number, because the mean of its divisors is an integer number (22167990).

Almost surely, 2^530509000 is an apocalyptic number.

530509000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

530509000 is an abundant number, since it is smaller than the sum of its proper divisors (888242360).

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

530509000 is a wasteful number, since it uses less digits than its factorization.

530509000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75815 (or 75801 counting only the distinct ones).

The product of its (nonzero) digits is 675, while the sum is 22.

The square root of 530509000 is about 23032.7809871062. The cubic root of 530509000 is about 809.5262178761.

The spelling of 530509000 in words is "five hundred thirty million, five hundred nine thousand".