104044520 has 64 divisors (see below), whose sum is σ = 241496640. Its totient is φ = 40320000.

The previous prime is 104044517. The next prime is 104044529. The reversal of 104044520 is 25440401.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 104044492 and 104044501.

It is not an unprimeable number, because it can be changed into a prime (104044529) 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, 414395 + ... + 414645.

It is an arithmetic number, because the mean of its divisors is an integer number (3773385).

Almost surely, 2^104044520 is an apocalyptic number.

104044520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104044520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120748320).

104044520 is an abundant number, since it is smaller than the sum of its proper divisors (137452120).

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

104044520 is a wasteful number, since it uses less digits than its factorization.

104044520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546 (or 542 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 104044520 is about 10200.2215662210. The cubic root of 104044520 is about 470.3340314458.

Adding to 104044520 its reverse (25440401), we get a palindrome (129484921).

The spelling of 104044520 in words is "one hundred four million, forty-four thousand, five hundred twenty".