530272649 has 2 divisors, whose sum is σ = 530272650. Its totient is φ = 530272648.

The previous prime is 530272609. The next prime is 530272669. The reversal of 530272649 is 946272035.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 494751049 + 35521600 = 22243^2 + 5960^2 .

It is a cyclic number.

It is not a de Polignac number, because 530272649 - 2¹² = 530268553 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (530272609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265136324 + 265136325.

It is an arithmetic number, because the mean of its divisors is an integer number (265136325).

Almost surely, 2^530272649 is an apocalyptic number.

It is an amenable number.

530272649 is a deficient number, since it is larger than the sum of its proper divisors (1).

530272649 is an equidigital number, since it uses as much as digits as its factorization.

530272649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 530272649 is about 23027.6496629595. The cubic root of 530272649 is about 809.4059806749.

The spelling of 530272649 in words is "five hundred thirty million, two hundred seventy-two thousand, six hundred forty-nine".