104449 has 4 divisors (see below), whose sum is σ = 105300. Its totient is φ = 103600.

The previous prime is 104417. The next prime is 104459. The reversal of 104449 is 944401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 50625 + 53824 = 225^2 + 232^2 .

It is a cyclic number.

It is not a de Polignac number, because 104449 - 2⁵ = 104417 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202 + ... + 499.

It is an arithmetic number, because the mean of its divisors is an integer number (26325).

It is a Proth number, since it is equal to 51 ⋅ 2¹¹ + 1 and 51 < 2¹¹.

2¹⁰⁴⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

104449 is a deficient number, since it is larger than the sum of its proper divisors (851).

104449 is an equidigital number, since it uses as much as digits as its factorization.

104449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 104449 is about 323.1857051294. The cubic root of 104449 is about 47.0942728299.

The spelling of 104449 in words is "one hundred four thousand, four hundred forty-nine".