13397667 has 8 divisors (see below), whose sum is σ = 17934096. Its totient is φ = 8896512.

The previous prime is 13397653. The next prime is 13397677. The reversal of 13397667 is 76679331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13397667 - 2⁷ = 13397539 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (13397647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7918 + ... + 9459.

It is an arithmetic number, because the mean of its divisors is an integer number (2241762).

Almost surely, 2^13397667 is an apocalyptic number.

13397667 is a deficient number, since it is larger than the sum of its proper divisors (4536429).

13397667 is a wasteful number, since it uses less digits than its factorization.

13397667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17637.

The product of its digits is 142884, while the sum is 42.

The square root of 13397667 is about 3660.2823661570. The cubic root of 13397667 is about 237.5069885294.

The spelling of 13397667 in words is "thirteen million, three hundred ninety-seven thousand, six hundred sixty-seven".