13580732 has 24 divisors (see below), whose sum is σ = 26261760. Its totient is φ = 6093360.

The previous prime is 13580731. The next prime is 13580737. The reversal of 13580732 is 23708531.

It is a junction number, because it is equal to n+sod(n) for n = 13580695 and 13580704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13580731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1523 + ... + 5429.

It is an arithmetic number, because the mean of its divisors is an integer number (1094240).

Almost surely, 2^13580732 is an apocalyptic number.

It is an amenable number.

13580732 is a deficient number, since it is larger than the sum of its proper divisors (12681028).

13580732 is a wasteful number, since it uses less digits than its factorization.

13580732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4001 (or 3999 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 13580732 is about 3685.2044719391. The cubic root of 13580732 is about 238.5838594507.

The spelling of 13580732 in words is "thirteen million, five hundred eighty thousand, seven hundred thirty-two".