328609952 has 24 divisors (see below), whose sum is σ = 705765312. Its totient is φ = 149368000.

The previous prime is 328609937. The next prime is 328609969. The reversal of 328609952 is 259906823.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 466424 + ... + 467127.

It is an arithmetic number, because the mean of its divisors is an integer number (29406888).

Almost surely, 2^328609952 is an apocalyptic number.

328609952 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

328609952 is an abundant number, since it is smaller than the sum of its proper divisors (377155360).

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

328609952 is a wasteful number, since it uses less digits than its factorization.

328609952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933572 (or 933564 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 328609952 is about 18127.6019373772. The cubic root of 328609952 is about 690.0706725903.

The spelling of 328609952 in words is "three hundred twenty-eight million, six hundred nine thousand, nine hundred fifty-two".