528305300 has 36 divisors (see below), whose sum is σ = 1149314460. Its totient is φ = 210789120.

The previous prime is 528305287. The next prime is 528305303. The reversal of 528305300 is 3503825.

It can be written as a sum of positive squares in 6 ways, for example, as 8282884 + 520022416 = 2878^2 + 22804^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 528305300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528305303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34442 + ... + 47358.

Almost surely, 2^528305300 is an apocalyptic number.

528305300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

528305300 is an abundant number, since it is smaller than the sum of its proper divisors (621009160).

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

528305300 is a wasteful number, since it uses less digits than its factorization.

528305300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13340 (or 13333 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 528305300 is about 22984.8928646622. The cubic root of 528305300 is about 808.4037557474.

The spelling of 528305300 in words is "five hundred twenty-eight million, three hundred five thousand, three hundred".