13506332 has 24 divisors (see below), whose sum is σ = 27744864. Its totient is φ = 5631552.

The previous prime is 13506331. The next prime is 13506371. The reversal of 13506332 is 23360531.

13506332 is digitally balanced in base 2, 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 = 13506298 and 13506307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13506331) 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, 5483 + ... + 7554.

It is an arithmetic number, because the mean of its divisors is an integer number (1156036).

Almost surely, 2^13506332 is an apocalyptic number.

It is an amenable number.

13506332 is an abundant number, since it is smaller than the sum of its proper divisors (14238532).

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

13506332 is a wasteful number, since it uses less digits than its factorization.

13506332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13085 (or 13083 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 13506332 is about 3675.0961892174. The cubic root of 13506332 is about 238.1473794707.

Adding to 13506332 its reverse (23360531), we get a palindrome (36866863).

The spelling of 13506332 in words is "thirteen million, five hundred six thousand, three hundred thirty-two".