528635329 has 2 divisors, whose sum is σ = 528635330. Its totient is φ = 528635328.

The previous prime is 528635321. The next prime is 528635351. The reversal of 528635329 is 923536825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 520524225 + 8111104 = 22815^2 + 2848^2 .

It is a cyclic number.

It is not a de Polignac number, because 528635329 - 2³ = 528635321 is a prime.

It is a super-2 number, since 2×528635329² = 558910622133876482, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (528635321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264317664 + 264317665.

It is an arithmetic number, because the mean of its divisors is an integer number (264317665).

Almost surely, 2^528635329 is an apocalyptic number.

It is an amenable number.

528635329 is a deficient number, since it is larger than the sum of its proper divisors (1).

528635329 is an equidigital number, since it uses as much as digits as its factorization.

528635329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 43.

The square root of 528635329 is about 22992.0710028479. The cubic root of 528635329 is about 808.5720556219.

The spelling of 528635329 in words is "five hundred twenty-eight million, six hundred thirty-five thousand, three hundred twenty-nine".