328822520 has 32 divisors (see below), whose sum is σ = 796763520. Its totient is φ = 121411200.

The previous prime is 328822451. The next prime is 328822567. The reversal of 328822520 is 25228823.

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 in 7 ways as a sum of consecutive naturals, for example, 315656 + ... + 316695.

It is an arithmetic number, because the mean of its divisors is an integer number (24898860).

Almost surely, 2^328822520 is an apocalyptic number.

It is an amenable number.

328822520 is an abundant number, since it is smaller than the sum of its proper divisors (467941000).

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

328822520 is a wasteful number, since it uses less digits than its factorization.

328822520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632375 (or 632371 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 328822520 is about 18133.4640926658. The cubic root of 328822520 is about 690.2194359130.

The spelling of 328822520 in words is "three hundred twenty-eight million, eight hundred twenty-two thousand, five hundred twenty".