104203404 has 36 divisors (see below), whose sum is σ = 278898984. Its totient is φ = 32691072.

The previous prime is 104203367. The next prime is 104203423. The reversal of 104203404 is 404302401.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84522 + ... + 85745.

It is an arithmetic number, because the mean of its divisors is an integer number (7747194).

Almost surely, 2^104203404 is an apocalyptic number.

It is an amenable number.

104203404 is an abundant number, since it is smaller than the sum of its proper divisors (174695580).

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

104203404 is a wasteful number, since it uses less digits than its factorization.

104203404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170294 (or 170289 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 104203404 is about 10208.0068573645. The cubic root of 104203404 is about 470.5733217860.

Adding to 104203404 its reverse (404302401), we get a palindrome (508505805).

It can be divided in two parts, 10420 and 3404, that added together give a cube (13824 = 24³).

The spelling of 104203404 in words is "one hundred four million, two hundred three thousand, four hundred four".