130409328 has 80 divisors (see below), whose sum is σ = 387205376. Its totient is φ = 37048320.

The previous prime is 130409311. The next prime is 130409417. The reversal of 130409328 is 823904031.

It is a junction number, because it is equal to n+sod(n) for n = 130409295 and 130409304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63843 + ... + 65853.

Almost surely, 2^130409328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130409328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193602688).

130409328 is an abundant number, since it is smaller than the sum of its proper divisors (256796048).

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

130409328 is a wasteful number, since it uses less digits than its factorization.

130409328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222 (or 2216 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 130409328 is about 11419.6903635782. The cubic root of 130409328 is about 507.1108301215.

The spelling of 130409328 in words is "one hundred thirty million, four hundred nine thousand, three hundred twenty-eight".