130289904 has 160 divisors (see below), whose sum is σ = 402027840. Its totient is φ = 40255488.

The previous prime is 130289903. The next prime is 130289909. The reversal of 130289904 is 409982031.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130289903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 829794 + ... + 829950.

It is an arithmetic number, because the mean of its divisors is an integer number (2512674).

Almost surely, 2^130289904 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 130289904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201013920).

130289904 is an abundant number, since it is smaller than the sum of its proper divisors (271737936).

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

130289904 is a wasteful number, since it uses less digits than its factorization.

130289904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 292 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 130289904 is about 11414.4603026162. The cubic root of 130289904 is about 506.9559851149.

The spelling of 130289904 in words is "one hundred thirty million, two hundred eighty-nine thousand, nine hundred four".