528775080 has 32 divisors (see below), whose sum is σ = 1586325600. Its totient is φ = 141006656.

The previous prime is 528775007. The next prime is 528775141. The reversal of 528775080 is 80577825.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2203110 + ... + 2203349.

It is an arithmetic number, because the mean of its divisors is an integer number (49572675).

Almost surely, 2^528775080 is an apocalyptic number.

It is an amenable number.

528775080 is an abundant number, since it is smaller than the sum of its proper divisors (1057550520).

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

528775080 is a wasteful number, since it uses less digits than its factorization.

528775080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4406473 (or 4406469 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 42.

The square root of 528775080 is about 22995.1099149363. The cubic root of 528775080 is about 808.6433012053.

The spelling of 528775080 in words is "five hundred twenty-eight million, seven hundred seventy-five thousand, eighty".