13026398 has 32 divisors (see below), whose sum is σ = 24530688. Its totient is φ = 5040000.

The previous prime is 13026383. The next prime is 13026401. The reversal of 13026398 is 89362031.

13026398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38486 + ... + 38822.

It is an arithmetic number, because the mean of its divisors is an integer number (766584).

Almost surely, 2^13026398 is an apocalyptic number.

13026398 is a deficient number, since it is larger than the sum of its proper divisors (11504290).

13026398 is a wasteful number, since it uses less digits than its factorization.

13026398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 13026398 is about 3609.2101629027. The cubic root of 13026398 is about 235.2925163788.

The spelling of 13026398 in words is "thirteen million, twenty-six thousand, three hundred ninety-eight".