13388198 has 16 divisors (see below), whose sum is σ = 21870000. Its totient is φ = 6122592.

The previous prime is 13388189. The next prime is 13388201. The reversal of 13388198 is 89188331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4973 + ... + 7176.

It is an arithmetic number, because the mean of its divisors is an integer number (1366875).

Almost surely, 2^13388198 is an apocalyptic number.

13388198 is a deficient number, since it is larger than the sum of its proper divisors (8481802).

13388198 is a wasteful number, since it uses less digits than its factorization.

13388198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12199.

The product of its digits is 41472, while the sum is 41.

The square root of 13388198 is about 3658.9886580857. The cubic root of 13388198 is about 237.4510214790.

The spelling of 13388198 in words is "thirteen million, three hundred eighty-eight thousand, one hundred ninety-eight".