104409825 has 48 divisors (see below), whose sum is σ = 187279680. Its totient is φ = 51022080.

The previous prime is 104409817. The next prime is 104409839. The reversal of 104409825 is 528904401.

It is not a de Polignac number, because 104409825 - 2³ = 104409817 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 168366 + ... + 168984.

It is an arithmetic number, because the mean of its divisors is an integer number (3901660).

Almost surely, 2^104409825 is an apocalyptic number.

104409825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104409825 is a deficient number, since it is larger than the sum of its proper divisors (82869855).

104409825 is a wasteful number, since it uses less digits than its factorization.

104409825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818 (or 813 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 104409825 is about 10218.1125947995. The cubic root of 104409825 is about 470.8838431381.

The spelling of 104409825 in words is "one hundred four million, four hundred nine thousand, eight hundred twenty-five".