13672149 has 8 divisors (see below), whose sum is σ = 18262272. Its totient is φ = 9098400.

The previous prime is 13672133. The next prime is 13672157. The reversal of 13672149 is 94127631.

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

It is not a de Polignac number, because 13672149 - 2⁴ = 13672133 is a prime.

It is a Smith number, since the sum of its digits (33) 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 not an unprimeable number, because it can be changed into a prime (13672049) 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, 1989 + ... + 5594.

It is an arithmetic number, because the mean of its divisors is an integer number (2282784).

Almost surely, 2^13672149 is an apocalyptic number.

It is an amenable number.

13672149 is a deficient number, since it is larger than the sum of its proper divisors (4590123).

13672149 is an equidigital number, since it uses as much as digits as its factorization.

13672149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8187.

The product of its digits is 9072, while the sum is 33.

The square root of 13672149 is about 3697.5869158142. The cubic root of 13672149 is about 239.1179952245.

The spelling of 13672149 in words is "thirteen million, six hundred seventy-two thousand, one hundred forty-nine".