13406316 has 72 divisors (see below), whose sum is σ = 39325440. Its totient is φ = 3479520.

The previous prime is 13406311. The next prime is 13406317. The reversal of 13406316 is 61360431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13406311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9505 + ... + 10823.

Almost surely, 2^13406316 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 13406316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19662720).

13406316 is an abundant number, since it is smaller than the sum of its proper divisors (25919124).

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

13406316 is a wasteful number, since it uses less digits than its factorization.

13406316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355 (or 1342 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 13406316 is about 3661.4636417695. The cubic root of 13406316 is about 237.5580858850.

Adding to 13406316 its reverse (61360431), we get a palindrome (74766747).

The spelling of 13406316 in words is "thirteen million, four hundred six thousand, three hundred sixteen".