13678536 has 16 divisors (see below), whose sum is σ = 34196400. Its totient is φ = 4559504.

The previous prime is 13678529. The next prime is 13678541. The reversal of 13678536 is 63587631.

13678536 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 = 13678494 and 13678503.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284946 + ... + 284993.

It is an arithmetic number, because the mean of its divisors is an integer number (2137275).

Almost surely, 2^13678536 is an apocalyptic number.

It is an amenable number.

13678536 is an abundant number, since it is smaller than the sum of its proper divisors (20517864).

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

13678536 is a wasteful number, since it uses less digits than its factorization.

13678536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569948 (or 569944 counting only the distinct ones).

The product of its digits is 90720, while the sum is 39.

The square root of 13678536 is about 3698.4504863524. The cubic root of 13678536 is about 239.1552244091.

The spelling of 13678536 in words is "thirteen million, six hundred seventy-eight thousand, five hundred thirty-six".