530444305 has 8 divisors (see below), whose sum is σ = 639266472. Its totient is φ = 422533248.

The previous prime is 530444297. The next prime is 530444323. The reversal of 530444305 is 503444035.

It can be written as a sum of positive squares in 4 ways, for example, as 22212369 + 508231936 = 4713^2 + 22544^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 530444305 - 2³ = 530444297 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226494 + ... + 228823.

It is an arithmetic number, because the mean of its divisors is an integer number (79908309).

Almost surely, 2^530444305 is an apocalyptic number.

It is an amenable number.

530444305 is a deficient number, since it is larger than the sum of its proper divisors (108822167).

530444305 is a wasteful number, since it uses less digits than its factorization.

530444305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455555.

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 530444305 is about 23031.3765328953. The cubic root of 530444305 is about 809.4933095888.

The spelling of 530444305 in words is "five hundred thirty million, four hundred forty-four thousand, three hundred five".