528830227 has 2 divisors, whose sum is σ = 528830228. Its totient is φ = 528830226.

The previous prime is 528830219. The next prime is 528830231. The reversal of 528830227 is 722038825.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 528830227 - 2³ = 528830219 is a prime.

It is a super-2 number, since 2×528830227² = 559322817977743058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (528830207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264415113 + 264415114.

It is an arithmetic number, because the mean of its divisors is an integer number (264415114).

Almost surely, 2^528830227 is an apocalyptic number.

528830227 is a deficient number, since it is larger than the sum of its proper divisors (1).

528830227 is an equidigital number, since it uses as much as digits as its factorization.

528830227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 528830227 is about 22996.3089864439. The cubic root of 528830227 is about 808.6714118984.

The spelling of 528830227 in words is "five hundred twenty-eight million, eight hundred thirty thousand, two hundred twenty-seven".