65530328 has 8 divisors (see below), whose sum is σ = 122869380. Its totient is φ = 32765160.

The previous prime is 65530319. The next prime is 65530369. The reversal of 65530328 is 82303556.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 65530294 and 65530303.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 4095638 + ... + 4095653.

Almost surely, 2^65530328 is an apocalyptic number.

It is an amenable number.

65530328 is a deficient number, since it is larger than the sum of its proper divisors (57339052).

65530328 is a wasteful number, since it uses less digits than its factorization.

65530328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8191297 (or 8191293 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 65530328 is about 8095.0804813788. The cubic root of 65530328 is about 403.1631043284.

The spelling of 65530328 in words is "sixty-five million, five hundred thirty thousand, three hundred twenty-eight".