530444287 has 2 divisors, whose sum is σ = 530444288. Its totient is φ = 530444286.

The previous prime is 530444273. The next prime is 530444297. The reversal of 530444287 is 782444035.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 530444287 - 2¹¹ = 530442239 is a prime.

It is a super-2 number, since 2×530444287² = 562742283221876738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530444237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265222143 + 265222144.

It is an arithmetic number, because the mean of its divisors is an integer number (265222144).

Almost surely, 2^530444287 is an apocalyptic number.

530444287 is a deficient number, since it is larger than the sum of its proper divisors (1).

530444287 is an equidigital number, since it uses as much as digits as its factorization.

530444287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107520, while the sum is 37.

The square root of 530444287 is about 23031.3761421240. The cubic root of 530444287 is about 809.4933004324.

The spelling of 530444287 in words is "five hundred thirty million, four hundred forty-four thousand, two hundred eighty-seven".