530989733 has 2 divisors, whose sum is σ = 530989734. Its totient is φ = 530989732.

The previous prime is 530989727. The next prime is 530989769. The reversal of 530989733 is 337989035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 311416609 + 219573124 = 17647^2 + 14818^2 .

It is a cyclic number.

It is not a de Polignac number, because 530989733 - 2¹⁰ = 530988709 is a prime.

It is a super-2 number, since 2×530989733² = 563900193102822578, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p_27899912 and since 530989733 and 27899912 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530989783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265494866 + 265494867.

It is an arithmetic number, because the mean of its divisors is an integer number (265494867).

Almost surely, 2^530989733 is an apocalyptic number.

It is an amenable number.

530989733 is a deficient number, since it is larger than the sum of its proper divisors (1).

530989733 is an equidigital number, since it uses as much as digits as its factorization.

530989733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 612360, while the sum is 47.

The square root of 530989733 is about 23043.2144676041. The cubic root of 530989733 is about 809.7706676880.

The spelling of 530989733 in words is "five hundred thirty million, nine hundred eighty-nine thousand, seven hundred thirty-three".