13413504 has 64 divisors (see below), whose sum is σ = 38384640. Its totient is φ = 4125696.

The previous prime is 13413503. The next prime is 13413511. The reversal of 13413504 is 40531431.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13413503) 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, 3649 + ... + 6335.

It is an arithmetic number, because the mean of its divisors is an integer number (599760).

Almost surely, 2^13413504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13413504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19192320).

13413504 is an abundant number, since it is smaller than the sum of its proper divisors (24971136).

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

13413504 is a wasteful number, since it uses less digits than its factorization.

13413504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2717 (or 2705 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 13413504 is about 3662.4450849125. The cubic root of 13413504 is about 237.6005350916.

Adding to 13413504 its reverse (40531431), we get a palindrome (53944935).

The spelling of 13413504 in words is "thirteen million, four hundred thirteen thousand, five hundred four".