13388398 has 16 divisors (see below), whose sum is σ = 20684160. Its totient is φ = 6496696.

The previous prime is 13388393. The next prime is 13388411. The reversal of 13388398 is 89388331.

It is a happy number.

13388398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13388393) 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, 9111 + ... + 10477.

It is an arithmetic number, because the mean of its divisors is an integer number (1292760).

Almost surely, 2^13388398 is an apocalyptic number.

13388398 is a deficient number, since it is larger than the sum of its proper divisors (7295762).

13388398 is a wasteful number, since it uses less digits than its factorization.

13388398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1511.

The product of its digits is 124416, while the sum is 43.

The square root of 13388398 is about 3659.0159879399. The cubic root of 13388398 is about 237.4522038629.

The spelling of 13388398 in words is "thirteen million, three hundred eighty-eight thousand, three hundred ninety-eight".