530739 has 16 divisors (see below), whose sum is σ = 858240. Its totient is φ = 321480.

The previous prime is 530731. The next prime is 530741. The reversal of 530739 is 937035.

530739 is nontrivially palindromic in base 14.

It is not a de Polignac number, because 530739 - 2³ = 530731 is a prime.

It is a super-2 number, since 2×530739² = 563367772242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 530739.

It is not an unprimeable number, because it can be changed into a prime (530731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 597 + ... + 1190.

It is an arithmetic number, because the mean of its divisors is an integer number (53640).

2⁵³⁰⁷³⁹ is an apocalyptic number.

530739 is a deficient number, since it is larger than the sum of its proper divisors (327501).

530739 is a wasteful number, since it uses less digits than its factorization.

530739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807 (or 1801 counting only the distinct ones).

The product of its (nonzero) digits is 2835, while the sum is 27.

The square root of 530739 is about 728.5183594118. The cubic root of 530739 is about 80.9643189897.

The spelling of 530739 in words is "five hundred thirty thousand, seven hundred thirty-nine".