13401336 has 32 divisors (see below), whose sum is σ = 36081360. Its totient is φ = 4123392.

The previous prime is 13401329. The next prime is 13401343. The reversal of 13401336 is 63310431.

It is an interprime number because it is at equal distance from previous prime (13401329) and next prime (13401343).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21165 + ... + 21788.

Almost surely, 2^13401336 is an apocalyptic number.

It is an amenable number.

13401336 is an abundant number, since it is smaller than the sum of its proper divisors (22680024).

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

13401336 is a wasteful number, since it uses less digits than its factorization.

13401336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42975 (or 42971 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 13401336 is about 3660.7835226902. The cubic root of 13401336 is about 237.5286672691.

Adding to 13401336 its reverse (63310431), we get a palindrome (76711767).

The spelling of 13401336 in words is "thirteen million, four hundred one thousand, three hundred thirty-six".