130724332 has 12 divisors (see below), whose sum is σ = 240808120. Its totient is φ = 61922016.

The previous prime is 130724329. The next prime is 130724443. The reversal of 130724332 is 233427031.

130724332 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 130724297 and 130724306.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 859953 + ... + 860104.

Almost surely, 2^130724332 is an apocalyptic number.

It is an amenable number.

130724332 is a deficient number, since it is larger than the sum of its proper divisors (110083788).

130724332 is a wasteful number, since it uses less digits than its factorization.

130724332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720080 (or 1720078 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 130724332 is about 11433.4741876649. The cubic root of 130724332 is about 507.5188108892.

The spelling of 130724332 in words is "one hundred thirty million, seven hundred twenty-four thousand, three hundred thirty-two".