13189732 has 6 divisors (see below), whose sum is σ = 23082038. Its totient is φ = 6594864.

The previous prime is 13189721. The next prime is 13189747. The reversal of 13189732 is 23798131.

It can be written as a sum of positive squares in only one way, i.e., 12787776 + 401956 = 3576^2 + 634^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1648713 + ... + 1648720.

Almost surely, 2^13189732 is an apocalyptic number.

It is an amenable number.

13189732 is a deficient number, since it is larger than the sum of its proper divisors (9892306).

13189732 is a wasteful number, since it uses less digits than its factorization.

13189732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297437 (or 3297435 counting only the distinct ones).

The product of its digits is 9072, while the sum is 34.

The square root of 13189732 is about 3631.7670630149. The cubic root of 13189732 is about 236.2718546825.

The spelling of 13189732 in words is "thirteen million, one hundred eighty-nine thousand, seven hundred thirty-two".