13393916 has 6 divisors (see below), whose sum is σ = 23439360. Its totient is φ = 6696956.

The previous prime is 13393883. The next prime is 13393927. The reversal of 13393916 is 61939331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1674236 + ... + 1674243.

It is an arithmetic number, because the mean of its divisors is an integer number (3906560).

Almost surely, 2^13393916 is an apocalyptic number.

It is an amenable number.

13393916 is a deficient number, since it is larger than the sum of its proper divisors (10045444).

13393916 is a wasteful number, since it uses less digits than its factorization.

13393916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3348483 (or 3348481 counting only the distinct ones).

The product of its digits is 13122, while the sum is 35.

The square root of 13393916 is about 3659.7699381245. The cubic root of 13393916 is about 237.4848211906.

It can be divided in two parts, 133 and 93916, that added together give a palindrome (94049).

The spelling of 13393916 in words is "thirteen million, three hundred ninety-three thousand, nine hundred sixteen".