328906632 has 96 divisors (see below), whose sum is σ = 871603200. Its totient is φ = 103299840.

The previous prime is 328906631. The next prime is 328906637. The reversal of 328906632 is 236609823.

It is not an unprimeable number, because it can be changed into a prime (328906631) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2589753 + ... + 2589879.

It is an arithmetic number, because the mean of its divisors is an integer number (9079200).

Almost surely, 2^328906632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328906632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (435801600).

328906632 is an abundant number, since it is smaller than the sum of its proper divisors (542696568).

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

328906632 is a wasteful number, since it uses less digits than its factorization.

328906632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 39.

The square root of 328906632 is about 18135.7831923521. The cubic root of 328906632 is about 690.2782830460.

The spelling of 328906632 in words is "three hundred twenty-eight million, nine hundred six thousand, six hundred thirty-two".