13491696 has 40 divisors (see below), whose sum is σ = 35981824. Its totient is φ = 4351680.

The previous prime is 13491689. The next prime is 13491697. The reversal of 13491696 is 69619431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13491697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3046 + ... + 6021.

Almost surely, 2^13491696 is an apocalyptic number.

13491696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13491696 is an abundant number, since it is smaller than the sum of its proper divisors (22490128).

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

13491696 is a wasteful number, since it uses less digits than its factorization.

13491696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9109 (or 9103 counting only the distinct ones).

The product of its digits is 34992, while the sum is 39.

The square root of 13491696 is about 3673.1044090796. The cubic root of 13491696 is about 238.0613263804.

The spelling of 13491696 in words is "thirteen million, four hundred ninety-one thousand, six hundred ninety-six".