13734447 has 8 divisors (see below), whose sum is σ = 18342144. Its totient is φ = 9141528.

The previous prime is 13734443. The next prime is 13734463. The reversal of 13734447 is 74443731.

13734447 is digitally balanced in base 2, base 3 and base 4, 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 not a de Polignac number, because 13734447 - 2² = 13734443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13734443) 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, 1303 + ... + 5400.

It is an arithmetic number, because the mean of its divisors is an integer number (2292768).

Almost surely, 2^13734447 is an apocalyptic number.

13734447 is a deficient number, since it is larger than the sum of its proper divisors (4607697).

13734447 is an equidigital number, since it uses as much as digits as its factorization.

13734447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7389.

The product of its digits is 28224, while the sum is 33.

The square root of 13734447 is about 3706.0014840796. The cubic root of 13734447 is about 239.4806303461.

The spelling of 13734447 in words is "thirteen million, seven hundred thirty-four thousand, four hundred forty-seven".