530722747 has 4 divisors (see below), whose sum is σ = 531160056. Its totient is φ = 530285440.

The previous prime is 530722741. The next prime is 530722807. The reversal of 530722747 is 747227035.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 530722747 - 2³ = 530722739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (530722741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216829 + ... + 219262.

It is an arithmetic number, because the mean of its divisors is an integer number (132790014).

Almost surely, 2^530722747 is an apocalyptic number.

530722747 is a deficient number, since it is larger than the sum of its proper divisors (437309).

530722747 is a wasteful number, since it uses less digits than its factorization.

530722747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437308.

The product of its (nonzero) digits is 82320, while the sum is 37.

The square root of 530722747 is about 23037.4205804383. The cubic root of 530722747 is about 809.6349251532.

The spelling of 530722747 in words is "five hundred thirty million, seven hundred twenty-two thousand, seven hundred forty-seven".