528661248 has 72 divisors (see below), whose sum is σ = 1410629808. Its totient is φ = 175767552.

The previous prime is 528661241. The next prime is 528661261. The reversal of 528661248 is 842166825.

It is not an unprimeable number, because it can be changed into a prime (528661241) 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, 442540 + ... + 443732.

Almost surely, 2^528661248 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 528661248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (705314904).

528661248 is an abundant number, since it is smaller than the sum of its proper divisors (881968560).

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

528661248 is a wasteful number, since it uses less digits than its factorization.

528661248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1789 (or 1775 counting only the distinct ones).

The product of its digits is 184320, while the sum is 42.

The square root of 528661248 is about 22992.6346467733. The cubic root of 528661248 is about 808.5852701735.

The spelling of 528661248 in words is "five hundred twenty-eight million, six hundred sixty-one thousand, two hundred forty-eight".