104005044 has 144 divisors (see below), whose sum is σ = 313709760. Its totient is φ = 28638720.

The previous prime is 104005007. The next prime is 104005067. The reversal of 104005044 is 440500401.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 458059 + ... + 458285.

It is an arithmetic number, because the mean of its divisors is an integer number (2178540).

Almost surely, 2^104005044 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104005044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156854880).

104005044 is an abundant number, since it is smaller than the sum of its proper divisors (209704716).

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

104005044 is a wasteful number, since it uses less digits than its factorization.

104005044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 104005044 is about 10198.2863266335. The cubic root of 104005044 is about 470.2745400701.

Adding to 104005044 its reverse (440500401), we get a palindrome (544505445).

The spelling of 104005044 in words is "one hundred four million, five thousand, forty-four".