328284940 has 12 divisors (see below), whose sum is σ = 689398416. Its totient is φ = 131313968.

The previous prime is 328284923. The next prime is 328284941. The reversal of 328284940 is 49482823.

It is a super-3 number, since 3×328284940³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 328284893 and 328284902.

It is not an unprimeable number, because it can be changed into a prime (328284941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8207104 + ... + 8207143.

It is an arithmetic number, because the mean of its divisors is an integer number (57449868).

Almost surely, 2^328284940 is an apocalyptic number.

It is an amenable number.

328284940 is an abundant number, since it is smaller than the sum of its proper divisors (361113476).

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

328284940 is a wasteful number, since it uses less digits than its factorization.

328284940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16414256 (or 16414254 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 328284940 is about 18118.6351583115. The cubic root of 328284940 is about 689.8430925160.

The spelling of 328284940 in words is "three hundred twenty-eight million, two hundred eighty-four thousand, nine hundred forty".