328285972 has 24 divisors (see below), whose sum is σ = 656956160. Its totient is φ = 140611680.

The previous prime is 328285967. The next prime is 328285973. The reversal of 328285972 is 279582823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328285973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88597 + ... + 92227.

Almost surely, 2^328285972 is an apocalyptic number.

It is an amenable number.

328285972 is an abundant number, since it is smaller than the sum of its proper divisors (328670188).

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

328285972 is a wasteful number, since it uses less digits than its factorization.

328285972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6871 (or 6869 counting only the distinct ones).

The product of its digits is 483840, while the sum is 46.

The square root of 328285972 is about 18118.6636372554. The cubic root of 328285972 is about 689.8438153812.

The spelling of 328285972 in words is "three hundred twenty-eight million, two hundred eighty-five thousand, nine hundred seventy-two".