528734032 has 40 divisors (see below), whose sum is σ = 1085633640. Its totient is φ = 249016320.

The previous prime is 528734023. The next prime is 528734053. The reversal of 528734032 is 230437825.

It can be written as a sum of positive squares in 4 ways, for example, as 18696976 + 510037056 = 4324^2 + 22584^2 .

It is a congruent number.

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, 5128 + ... + 32920.

It is an arithmetic number, because the mean of its divisors is an integer number (27140841).

Almost surely, 2^528734032 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 528734032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (542816820).

528734032 is an abundant number, since it is smaller than the sum of its proper divisors (556899608).

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

528734032 is a wasteful number, since it uses less digits than its factorization.

528734032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27871 (or 27865 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 528734032 is about 22994.2173600234. The cubic root of 528734032 is about 808.6223760833.

The spelling of 528734032 in words is "five hundred twenty-eight million, seven hundred thirty-four thousand, thirty-two".