328772000 has 48 divisors (see below), whose sum is σ = 807802632. Its totient is φ = 131507200.

The previous prime is 328771999. The next prime is 328772011. The reversal of 328772000 is 277823.

It can be written as a sum of positive squares in 4 ways, for example, as 16613776 + 312158224 = 4076^2 + 17668^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37097 + ... + 45096.

Almost surely, 2^328772000 is an apocalyptic number.

It is an amenable number.

328772000 is an abundant number, since it is smaller than the sum of its proper divisors (479030632).

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

328772000 is an equidigital number, since it uses as much as digits as its factorization.

328772000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82218 (or 82200 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 328772000 is about 18132.0710344958. The cubic root of 328772000 is about 690.1840858688.

The spelling of 328772000 in words is "three hundred twenty-eight million, seven hundred seventy-two thousand".