13729896 has 48 divisors (see below), whose sum is σ = 38806560. Its totient is φ = 4377120.

The previous prime is 13729889. The next prime is 13729901. The reversal of 13729896 is 69892731.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2490 + ... + 5801.

It is an arithmetic number, because the mean of its divisors is an integer number (808470).

Almost surely, 2^13729896 is an apocalyptic number.

It is an amenable number.

13729896 is an abundant number, since it is smaller than the sum of its proper divisors (25076664).

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

13729896 is a wasteful number, since it uses less digits than its factorization.

13729896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8326 (or 8319 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 13729896 is about 3705.3874291361. The cubic root of 13729896 is about 239.4541762596.

The spelling of 13729896 in words is "thirteen million, seven hundred twenty-nine thousand, eight hundred ninety-six".