528774216 has 64 divisors (see below), whose sum is σ = 1356289920. Its totient is φ = 171724800.

The previous prime is 528774203. The next prime is 528774217. The reversal of 528774216 is 612477825.

It is not an unprimeable number, because it can be changed into a prime (528774217) 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 15 ways as a sum of consecutive naturals, for example, 190696 + ... + 193448.

It is an arithmetic number, because the mean of its divisors is an integer number (21192030).

Almost surely, 2^528774216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 528774216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (678144960).

528774216 is an abundant number, since it is smaller than the sum of its proper divisors (827515704).

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

528774216 is a wasteful number, since it uses less digits than its factorization.

528774216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2966 (or 2962 counting only the distinct ones).

The product of its digits is 188160, while the sum is 42.

The square root of 528774216 is about 22995.0911283256. The cubic root of 528774216 is about 808.6428607734.

The spelling of 528774216 in words is "five hundred twenty-eight million, seven hundred seventy-four thousand, two hundred sixteen".