530222501 has 2 divisors, whose sum is σ = 530222502. Its totient is φ = 530222500.

The previous prime is 530222491. The next prime is 530222513. The reversal of 530222501 is 105222035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 368678401 + 161544100 = 19201^2 + 12710^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-530222501 is a prime.

It is a super-2 number, since 2×530222501² = 562271801133390002, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530222101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265111250 + 265111251.

It is an arithmetic number, because the mean of its divisors is an integer number (265111251).

Almost surely, 2^530222501 is an apocalyptic number.

It is an amenable number.

530222501 is a deficient number, since it is larger than the sum of its proper divisors (1).

530222501 is an equidigital number, since it uses as much as digits as its factorization.

530222501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 530222501 is about 23026.5607722908. The cubic root of 530222501 is about 809.3804646372.

Adding to 530222501 its reverse (105222035), we get a palindrome (635444536).

The spelling of 530222501 in words is "five hundred thirty million, two hundred twenty-two thousand, five hundred one".