13674909 has 8 divisors (see below), whose sum is σ = 18263520. Its totient is φ = 9101456.

The previous prime is 13674893. The next prime is 13674911. The reversal of 13674909 is 90947631.

13674909 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 13674909 - 2⁴ = 13674893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13674209) 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, 1482 + ... + 5435.

It is an arithmetic number, because the mean of its divisors is an integer number (2282940).

Almost surely, 2^13674909 is an apocalyptic number.

13674909 is the 1977-th nonagonal number.

It is an amenable number.

13674909 is a deficient number, since it is larger than the sum of its proper divisors (4588611).

13674909 is an equidigital number, since it uses as much as digits as its factorization.

13674909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7579.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 13674909 is about 3697.9601133598. The cubic root of 13674909 is about 239.1340844109.

The spelling of 13674909 in words is "thirteen million, six hundred seventy-four thousand, nine hundred nine".