130502436 has 48 divisors (see below), whose sum is σ = 325194240. Its totient is φ = 40642560.

The previous prime is 130502419. The next prime is 130502459. The reversal of 130502436 is 634205031.

It is a happy 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, 4740 + ... + 16836.

It is an arithmetic number, because the mean of its divisors is an integer number (6774880).

Almost surely, 2^130502436 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 130502436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162597120).

130502436 is an abundant number, since it is smaller than the sum of its proper divisors (194691804).

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

130502436 is a wasteful number, since it uses less digits than its factorization.

130502436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12164 (or 12162 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 130502436 is about 11423.7662791218. The cubic root of 130502436 is about 507.2314882662.

Adding to 130502436 its reverse (634205031), we get a palindrome (764707467).

The spelling of 130502436 in words is "one hundred thirty million, five hundred two thousand, four hundred thirty-six".