328232160 has 144 divisors (see below), whose sum is σ = 1131477984. Its totient is φ = 86639616.

The previous prime is 328232131. The next prime is 328232171. The reversal of 328232160 is 61232823.

328232160 is a `hidden beast` number, since 3 + 282 + 321 + 60 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147214 + ... + 149426.

It is an arithmetic number, because the mean of its divisors is an integer number (7857486).

Almost surely, 2^328232160 is an apocalyptic number.

328232160 is a gapful number since it is divisible by the number (30) 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 328232160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (565738992).

328232160 is an abundant number, since it is smaller than the sum of its proper divisors (803245824).

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

328232160 is a wasteful number, since it uses less digits than its factorization.

328232160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2337 (or 2326 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 328232160 is about 18117.1785882902. The cubic root of 328232160 is about 689.8061207013.

Adding to 328232160 its reverse (61232823), we get a palindrome (389464983).

The spelling of 328232160 in words is "three hundred twenty-eight million, two hundred thirty-two thousand, one hundred sixty".