104004312 has 64 divisors (see below), whose sum is σ = 266112000. Its totient is φ = 33865344.

The previous prime is 104004293. The next prime is 104004319. The reversal of 104004312 is 213400401.

It is a junction number, because it is equal to n+sod(n) for n = 104004291 and 104004300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104004319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216889 + ... + 217367.

It is an arithmetic number, because the mean of its divisors is an integer number (4158000).

Almost surely, 2^104004312 is an apocalyptic number.

104004312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

104004312 is an abundant number, since it is smaller than the sum of its proper divisors (162107688).

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

104004312 is a wasteful number, since it uses less digits than its factorization.

104004312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680 (or 676 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 104004312 is about 10198.2504381879. The cubic root of 104004312 is about 470.2734367846.

Adding to 104004312 its reverse (213400401), we get a palindrome (317404713).

The spelling of 104004312 in words is "one hundred four million, four thousand, three hundred twelve".