528664679 has 2 divisors, whose sum is σ = 528664680. Its totient is φ = 528664678.

The previous prime is 528664667. The next prime is 528664699. The reversal of 528664679 is 976466825.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 528664679 - 2¹⁶ = 528599143 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 528664679.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (528664699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264332339 + 264332340.

It is an arithmetic number, because the mean of its divisors is an integer number (264332340).

Almost surely, 2^528664679 is an apocalyptic number.

528664679 is a deficient number, since it is larger than the sum of its proper divisors (1).

528664679 is an equidigital number, since it uses as much as digits as its factorization.

528664679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4354560, while the sum is 53.

The square root of 528664679 is about 22992.7092575016. The cubic root of 528664679 is about 808.5870194033.

The spelling of 528664679 in words is "five hundred twenty-eight million, six hundred sixty-four thousand, six hundred seventy-nine".