530716261 has 4 divisors (see below), whose sum is σ = 531056512. Its totient is φ = 530376012.

The previous prime is 530716247. The next prime is 530716297. The reversal of 530716261 is 162617035.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 530716261 - 2⁷ = 530716133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530716231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167775 + ... + 170908.

It is an arithmetic number, because the mean of its divisors is an integer number (132764128).

Almost surely, 2^530716261 is an apocalyptic number.

It is an amenable number.

530716261 is a deficient number, since it is larger than the sum of its proper divisors (340251).

530716261 is a wasteful number, since it uses less digits than its factorization.

530716261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340250.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 530716261 is about 23037.2798090400. The cubic root of 530716261 is about 809.6316269380.

The spelling of 530716261 in words is "five hundred thirty million, seven hundred sixteen thousand, two hundred sixty-one".