528764328 has 64 divisors (see below), whose sum is σ = 1555200000. Its totient is φ = 165885696.

The previous prime is 528764323. The next prime is 528764347. The reversal of 528764328 is 823467825.

It is not an unprimeable number, because it can be changed into a prime (528764323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68328 + ... + 75671.

It is an arithmetic number, because the mean of its divisors is an integer number (24300000).

Almost surely, 2^528764328 is an apocalyptic number.

It is an amenable number.

528764328 is an abundant number, since it is smaller than the sum of its proper divisors (1026435672).

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

528764328 is a wasteful number, since it uses less digits than its factorization.

528764328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144031 (or 144021 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The square root of 528764328 is about 22994.8761249110. The cubic root of 528764328 is about 808.6378202412.

The spelling of 528764328 in words is "five hundred twenty-eight million, seven hundred sixty-four thousand, three hundred twenty-eight".