13344040 has 32 divisors (see below), whose sum is σ = 30159360. Its totient is φ = 5313600.

The previous prime is 13344029. The next prime is 13344041. The reversal of 13344040 is 4044331.

13344040 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 = 13343999 and 13344017.

It is not an unprimeable number, because it can be changed into a prime (13344041) 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, 10225 + ... + 11455.

It is an arithmetic number, because the mean of its divisors is an integer number (942480).

Almost surely, 2^13344040 is an apocalyptic number.

13344040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13344040 is an abundant number, since it is smaller than the sum of its proper divisors (16815320).

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

13344040 is a wasteful number, since it uses less digits than its factorization.

13344040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513 (or 1509 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 13344040 is about 3652.9494932178. The cubic root of 13344040 is about 237.1896741029.

Adding to 13344040 its reverse (4044331), we get a palindrome (17388371).

The spelling of 13344040 in words is "thirteen million, three hundred forty-four thousand, forty".