530726 has 16 divisors (see below), whose sum is σ = 919296. Its totient is φ = 225096.

The previous prime is 530713. The next prime is 530731. The reversal of 530726 is 627035.

530726 is nontrivially palindromic in base 13.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2225 + ... + 2451.

It is an arithmetic number, because the mean of its divisors is an integer number (57456).

2⁵³⁰⁷²⁶ is an apocalyptic number.

530726 is a deficient number, since it is larger than the sum of its proper divisors (388570).

530726 is a wasteful number, since it uses less digits than its factorization.

530726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 530726 is about 728.5094371386. The cubic root of 530726 is about 80.9636579336.

The spelling of 530726 in words is "five hundred thirty thousand, seven hundred twenty-six".