528670866 has 16 divisors (see below), whose sum is σ = 1077292224. Its totient is φ = 172898544.

The previous prime is 528670861. The next prime is 528670903. The reversal of 528670866 is 668076825.

It is not an unprimeable number, because it can be changed into a prime (528670861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 830926 + ... + 831561.

It is an arithmetic number, because the mean of its divisors is an integer number (67330764).

Almost surely, 2^528670866 is an apocalyptic number.

528670866 is an abundant number, since it is smaller than the sum of its proper divisors (548621358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

528670866 is a wasteful number, since it uses less digits than its factorization.

528670866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1662545.

The product of its (nonzero) digits is 967680, while the sum is 48.

The square root of 528670866 is about 22992.8437997565. The cubic root of 528670866 is about 808.5901737080.

The spelling of 528670866 in words is "five hundred twenty-eight million, six hundred seventy thousand, eight hundred sixty-six".