13489718 has 8 divisors (see below), whose sum is σ = 22074120. Its totient is φ = 6131680.

The previous prime is 13489699. The next prime is 13489733. The reversal of 13489718 is 81798431.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306563 + ... + 306606.

It is an arithmetic number, because the mean of its divisors is an integer number (2759265).

Almost surely, 2^13489718 is an apocalyptic number.

13489718 is a deficient number, since it is larger than the sum of its proper divisors (8584402).

13489718 is a wasteful number, since it uses less digits than its factorization.

13489718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613182.

The product of its digits is 48384, while the sum is 41.

The square root of 13489718 is about 3672.8351446805. The cubic root of 13489718 is about 238.0496918580.

The spelling of 13489718 in words is "thirteen million, four hundred eighty-nine thousand, seven hundred eighteen".