528316425 has 240 divisors, whose sum is σ = 1250253312. Its totient is φ = 214617600.

The previous prime is 528316421. The next prime is 528316433. The reversal of 528316425 is 524613825.

528316425 is a `hidden beast` number, since 5 + 2 + 8 + 3 + 1 + 642 + 5 = 666.

It is not a de Polignac number, because 528316425 - 2² = 528316421 is a prime.

Its product of digits (57600) is a multiple of the sum of its prime factors (150).

It is a self number, because there is not a number n which added to its sum of digits gives 528316425.

It is not an unprimeable number, because it can be changed into a prime (528316421) 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 239 ways as a sum of consecutive naturals, for example, 8660895 + ... + 8660955.

Almost surely, 2^528316425 is an apocalyptic number.

It is an amenable number.

528316425 is an abundant number, since it is smaller than the sum of its proper divisors (721936887).

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

528316425 is a wasteful number, since it uses less digits than its factorization.

528316425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 136 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 528316425 is about 22985.1348701721. The cubic root of 528316425 is about 808.4094301360.

The spelling of 528316425 in words is "five hundred twenty-eight million, three hundred sixteen thousand, four hundred twenty-five".