328168032 has 48 divisors (see below), whose sum is σ = 865105920. Its totient is φ = 108924032.

The previous prime is 328168021. The next prime is 328168033. The reversal of 328168032 is 230861823.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 328167984 and 328168002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328168033) 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, 15793 + ... + 30095.

It is an arithmetic number, because the mean of its divisors is an integer number (18023040).

Almost surely, 2^328168032 is an apocalyptic number.

328168032 is a gapful number since it is divisible by the number (32) 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 328168032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (432552960).

328168032 is an abundant number, since it is smaller than the sum of its proper divisors (536937888).

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

328168032 is a wasteful number, since it uses less digits than its factorization.

328168032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14555 (or 14547 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 328168032 is about 18115.4086898419. The cubic root of 328168032 is about 689.7611944027.

The spelling of 328168032 in words is "three hundred twenty-eight million, one hundred sixty-eight thousand, thirty-two".