530635391 has 16 divisors (see below), whose sum is σ = 625164288. Its totient is φ = 444031200.

The previous prime is 530635381. The next prime is 530635397. The reversal of 530635391 is 193536035.

It is a cyclic number.

It is not a de Polignac number, because 530635391 - 2¹⁰ = 530634367 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 (530635397) 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 15 ways as a sum of consecutive naturals, for example, 47426 + ... + 57536.

It is an arithmetic number, because the mean of its divisors is an integer number (39072768).

Almost surely, 2^530635391 is an apocalyptic number.

530635391 is a deficient number, since it is larger than the sum of its proper divisors (94528897).

530635391 is a wasteful number, since it uses less digits than its factorization.

530635391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10502.

The product of its (nonzero) digits is 36450, while the sum is 35.

The square root of 530635391 is about 23035.5245436261. The cubic root of 530635391 is about 809.5905012365.

The spelling of 530635391 in words is "five hundred thirty million, six hundred thirty-five thousand, three hundred ninety-one".