13323564 has 36 divisors (see below), whose sum is σ = 34319376. Its totient is φ = 4356768.

The previous prime is 13323539. The next prime is 13323571. The reversal of 13323564 is 46532331.

It is a happy number.

13323564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

13323564 is a modest number, since divided by 3564 gives 1332 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1584 + ... + 5399.

It is an arithmetic number, because the mean of its divisors is an integer number (953316).

Almost surely, 2^13323564 is an apocalyptic number.

It is an amenable number.

13323564 is an abundant number, since it is smaller than the sum of its proper divisors (20995812).

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

13323564 is a wasteful number, since it uses less digits than its factorization.

13323564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7046 (or 7041 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 13323564 is about 3650.1457505146. The cubic root of 13323564 is about 237.0682920218.

Adding to 13323564 its reverse (46532331), we get a palindrome (59855895).

The spelling of 13323564 in words is "thirteen million, three hundred twenty-three thousand, five hundred sixty-four".