13798518 has 8 divisors (see below), whose sum is σ = 27597048. Its totient is φ = 4599504.

The previous prime is 13798513. The next prime is 13798523. The reversal of 13798518 is 81589731.

13798518 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13798513) and next prime (13798523).

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

13798518 is an admirable number.

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 a self number, because there is not a number n which added to its sum of digits gives 13798518.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13798511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1149871 + ... + 1149882.

It is an arithmetic number, because the mean of its divisors is an integer number (3449631).

Almost surely, 2^13798518 is an apocalyptic number.

13798518 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13798518 is a wasteful number, since it uses less digits than its factorization.

13798518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299758.

The product of its digits is 60480, while the sum is 42.

The square root of 13798518 is about 3714.6356483510. The cubic root of 13798518 is about 239.8524440210.

The spelling of 13798518 in words is "thirteen million, seven hundred ninety-eight thousand, five hundred eighteen".