13788396 has 18 divisors (see below), whose sum is σ = 34854092. Its totient is φ = 4596120.

The previous prime is 13788367. The next prime is 13788403. The reversal of 13788396 is 69388731.

It is a happy number.

13788396 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 191470 + ... + 191541.

Almost surely, 2^13788396 is an apocalyptic number.

It is an amenable number.

13788396 is an abundant number, since it is smaller than the sum of its proper divisors (21065696).

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

13788396 is a wasteful number, since it uses less digits than its factorization.

13788396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383021 (or 383016 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 13788396 is about 3713.2729498382. The cubic root of 13788396 is about 239.7937811916.

The spelling of 13788396 in words is "thirteen million, seven hundred eighty-eight thousand, three hundred ninety-six".