13564132 has 6 divisors (see below), whose sum is σ = 23737238. Its totient is φ = 6782064.

The previous prime is 13564129. The next prime is 13564139. The reversal of 13564132 is 23146531.

It can be written as a sum of positive squares in only one way, i.e., 10653696 + 2910436 = 3264^2 + 1706^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13564097 and 13564106.

It is not an unprimeable number, because it can be changed into a prime (13564139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1695513 + ... + 1695520.

Almost surely, 2^13564132 is an apocalyptic number.

It is an amenable number.

13564132 is a deficient number, since it is larger than the sum of its proper divisors (10173106).

13564132 is a wasteful number, since it uses less digits than its factorization.

13564132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3391037 (or 3391035 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 13564132 is about 3682.9515337566. The cubic root of 13564132 is about 238.4866112114.

The spelling of 13564132 in words is "thirteen million, five hundred sixty-four thousand, one hundred thirty-two".