13481736 has 32 divisors (see below), whose sum is σ = 34279200. Its totient is φ = 4417280.

The previous prime is 13481729. The next prime is 13481753. The reversal of 13481736 is 63718431.

13481736 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 = 13481697 and 13481706.

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, 3345 + ... + 6176.

It is an arithmetic number, because the mean of its divisors is an integer number (1071225).

Almost surely, 2^13481736 is an apocalyptic number.

It is an amenable number.

13481736 is an abundant number, since it is smaller than the sum of its proper divisors (20797464).

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

13481736 is a wasteful number, since it uses less digits than its factorization.

13481736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9589 (or 9585 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 13481736 is about 3671.7483573905. The cubic root of 13481736 is about 238.0027304726.

The spelling of 13481736 in words is "thirteen million, four hundred eighty-one thousand, seven hundred thirty-six".