13409796 has 12 divisors (see below), whose sum is σ = 31289552. Its totient is φ = 4469928.

The previous prime is 13409791. The next prime is 13409797. The reversal of 13409796 is 69790431.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (13409791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558730 + ... + 558753.

Almost surely, 2^13409796 is an apocalyptic number.

It is an amenable number.

13409796 is an abundant number, since it is smaller than the sum of its proper divisors (17879756).

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

13409796 is a wasteful number, since it uses less digits than its factorization.

13409796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117490 (or 1117488 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 13409796 is about 3661.9388307289. The cubic root of 13409796 is about 237.5786391480.

The spelling of 13409796 in words is "thirteen million, four hundred nine thousand, seven hundred ninety-six".