530305277 has 4 divisors (see below), whose sum is σ = 541588416. Its totient is φ = 519022140.

The previous prime is 530305267. The next prime is 530305309. The reversal of 530305277 is 772503035.

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 530305277 - 2⁴ = 530305261 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 (530305207) 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, 5641499 + ... + 5641592.

It is an arithmetic number, because the mean of its divisors is an integer number (135397104).

Almost surely, 2^530305277 is an apocalyptic number.

It is an amenable number.

530305277 is a deficient number, since it is larger than the sum of its proper divisors (11283139).

530305277 is a wasteful number, since it uses less digits than its factorization.

530305277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11283138.

The product of its (nonzero) digits is 22050, while the sum is 32.

The square root of 530305277 is about 23028.3581047369. The cubic root of 530305277 is about 809.4225814159.

The spelling of 530305277 in words is "five hundred thirty million, three hundred five thousand, two hundred seventy-seven".