328493130 has 96 divisors (see below), whose sum is σ = 942205824. Its totient is φ = 71795328.

The previous prime is 328493093. The next prime is 328493131. The reversal of 328493130 is 31394823.

It is a happy number.

328493130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 328493091 and 328493100.

It is not an unprimeable number, because it can be changed into a prime (328493131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 109612 + ... + 112568.

It is an arithmetic number, because the mean of its divisors is an integer number (9814644).

Almost surely, 2^328493130 is an apocalyptic number.

328493130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 328493130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (471102912).

328493130 is an abundant number, since it is smaller than the sum of its proper divisors (613712694).

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

328493130 is a wasteful number, since it uses less digits than its factorization.

328493130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3020 (or 2997 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 328493130 is about 18124.3794376525. The cubic root of 328493130 is about 689.9888887100.

The spelling of 328493130 in words is "three hundred twenty-eight million, four hundred ninety-three thousand, one hundred thirty".