530073 has 6 divisors (see below), whose sum is σ = 765674. Its totient is φ = 353376.

The previous prime is 530063. The next prime is 530087. The reversal of 530073 is 370035.

It can be written as a sum of positive squares in only one way, i.e., 363609 + 166464 = 603^2 + 408^2 .

It is not a de Polignac number, because 530073 - 2⁵ = 530041 is a prime.

It is a Duffinian number.

530073 is a lucky number.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (530063) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29440 + ... + 29457.

2⁵³⁰⁰⁷³ is an apocalyptic number.

It is an amenable number.

530073 is a deficient number, since it is larger than the sum of its proper divisors (235601).

530073 is a wasteful number, since it uses less digits than its factorization.

530073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58903 (or 58900 counting only the distinct ones).

The product of its (nonzero) digits is 315, while the sum is 18.

The square root of 530073 is about 728.0611238076. The cubic root of 530073 is about 80.9304386787.

The spelling of 530073 in words is "five hundred thirty thousand, seventy-three".