13538396 has 6 divisors (see below), whose sum is σ = 23692200. Its totient is φ = 6769196.

The previous prime is 13538383. The next prime is 13538407. The reversal of 13538396 is 69383531.

13538396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×13538396³ (a number of 22 digits) contains 333 as substring.

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, 1692296 + ... + 1692303.

It is an arithmetic number, because the mean of its divisors is an integer number (3948700).

Almost surely, 2^13538396 is an apocalyptic number.

It is an amenable number.

13538396 is a deficient number, since it is larger than the sum of its proper divisors (10153804).

13538396 is a wasteful number, since it uses less digits than its factorization.

13538396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3384603 (or 3384601 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 13538396 is about 3679.4559380430. The cubic root of 13538396 is about 238.3356843080.

The spelling of 13538396 in words is "thirteen million, five hundred thirty-eight thousand, three hundred ninety-six".