13353644 has 12 divisors (see below), whose sum is σ = 23418864. Its totient is φ = 6662544.

The previous prime is 13353643. The next prime is 13353661. The reversal of 13353644 is 44635331.

13353644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13353643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1307 + ... + 5330.

It is an arithmetic number, because the mean of its divisors is an integer number (1951572).

Almost surely, 2^13353644 is an apocalyptic number.

It is an amenable number.

13353644 is a deficient number, since it is larger than the sum of its proper divisors (10065220).

13353644 is a wasteful number, since it uses less digits than its factorization.

13353644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7144 (or 7142 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

The square root of 13353644 is about 3654.2638109474. The cubic root of 13353644 is about 237.2465640039.

Adding to 13353644 its reverse (44635331), we get a palindrome (57988975).

The spelling of 13353644 in words is "thirteen million, three hundred fifty-three thousand, six hundred forty-four".