330782928 has 60 divisors (see below), whose sum is σ = 994043520. Its totient is φ = 94508736.

The previous prime is 330782869. The next prime is 330782981. The reversal of 330782928 is 829287033.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 330782928.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67968 + ... + 72671.

It is an arithmetic number, because the mean of its divisors is an integer number (16567392).

Almost surely, 2^330782928 is an apocalyptic number.

It is an amenable number.

330782928 is an abundant number, since it is smaller than the sum of its proper divisors (663260592).

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

330782928 is a wasteful number, since it uses less digits than its factorization.

330782928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140664 (or 140651 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 330782928 is about 18187.4387421649. The cubic root of 330782928 is about 691.5883927745.

The spelling of 330782928 in words is "three hundred thirty million, seven hundred eighty-two thousand, nine hundred twenty-eight".