65328528 has 20 divisors (see below), whose sum is σ = 168765488. Its totient is φ = 21776160.

The previous prime is 65328509. The next prime is 65328583. The reversal of 65328528 is 82582356.

65328528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 680458 + ... + 680553.

Almost surely, 2^65328528 is an apocalyptic number.

It is an amenable number.

65328528 is an abundant number, since it is smaller than the sum of its proper divisors (103436960).

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

65328528 is a wasteful number, since it uses less digits than its factorization.

65328528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1361022 (or 1361016 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 65328528 is about 8082.6065102787. The cubic root of 65328528 is about 402.7488331853.

It can be divided in two parts, 65328 and 528, that added together give a palindrome (65856).

The spelling of 65328528 in words is "sixty-five million, three hundred twenty-eight thousand, five hundred twenty-eight".