328773072 has 40 divisors (see below), whose sum is σ = 854759776. Its totient is φ = 108890496.

The previous prime is 328773041. The next prime is 328773077. The reversal of 328773072 is 270377823.

It is a self number, because there is not a number n which added to its sum of digits gives 328773072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328773077) 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, 14278 + ... + 29349.

Almost surely, 2^328773072 is an apocalyptic number.

It is an amenable number.

328773072 is an abundant number, since it is smaller than the sum of its proper divisors (525986704).

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

328773072 is a wasteful number, since it uses less digits than its factorization.

328773072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43795 (or 43789 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 39.

The square root of 328773072 is about 18132.1005953530. The cubic root of 328773072 is about 690.1848360103.

The spelling of 328773072 in words is "three hundred twenty-eight million, seven hundred seventy-three thousand, seventy-two".