104418 has 12 divisors (see below), whose sum is σ = 226278. Its totient is φ = 34800.

The previous prime is 104417. The next prime is 104459. The reversal of 104418 is 814401.

It can be written as a sum of positive squares in only one way, i.e., 59049 + 45369 = 243^2 + 213^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 5801 = 104418 / (1 + 0 + 4 + 4 + 1 + 8).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 104418.

It is not an unprimeable number, because it can be changed into a prime (104417) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2883 + ... + 2918.

2¹⁰⁴⁴¹⁸ is an apocalyptic number.

104418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

104418 is an abundant number, since it is smaller than the sum of its proper divisors (121860).

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

104418 is a wasteful number, since it uses less digits than its factorization.

104418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5809 (or 5806 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 104418 is about 323.1377415283. The cubic root of 104418 is about 47.0896132451.

Adding to 104418 its reverse (814401), we get a palindrome (918819).

The spelling of 104418 in words is "one hundred four thousand, four hundred eighteen".