328793256 has 160 divisors (see below), whose sum is σ = 1014076800. Its totient is φ = 98703360.

The previous prime is 328793219. The next prime is 328793263. The reversal of 328793256 is 652397823.

328793256 is a `hidden beast` number, since 328 + 79 + 3 + 256 = 666.

Its product of digits (544320) is a multiple of the sum of its prime divisors (448).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1375585 + ... + 1375823.

It is an arithmetic number, because the mean of its divisors is an integer number (6337980).

Almost surely, 2^328793256 is an apocalyptic number.

328793256 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 328793256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (507038400).

328793256 is an abundant number, since it is smaller than the sum of its proper divisors (685283544).

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

328793256 is a wasteful number, since it uses less digits than its factorization.

328793256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461 (or 448 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 328793256 is about 18132.6571687660. The cubic root of 328793256 is about 690.1989596382.

The spelling of 328793256 in words is "three hundred twenty-eight million, seven hundred ninety-three thousand, two hundred fifty-six".