530320555 has 4 divisors (see below), whose sum is σ = 636384672. Its totient is φ = 424256440.

The previous prime is 530320543. The next prime is 530320573. The reversal of 530320555 is 555023035.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 530320555 - 2⁵ = 530320523 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53032051 + ... + 53032060.

It is an arithmetic number, because the mean of its divisors is an integer number (159096168).

Almost surely, 2^530320555 is an apocalyptic number.

530320555 is a deficient number, since it is larger than the sum of its proper divisors (106064117).

530320555 is a wasteful number, since it uses less digits than its factorization.

530320555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106064116.

The product of its (nonzero) digits is 11250, while the sum is 28.

The square root of 530320555 is about 23028.6898237829. The cubic root of 530320555 is about 809.4303544477.

The spelling of 530320555 in words is "five hundred thirty million, three hundred twenty thousand, five hundred fifty-five".