104449856 has 84 divisors (see below), whose sum is σ = 244339872. Its totient is φ = 43390464.

The previous prime is 104449847. The next prime is 104449861. The reversal of 104449856 is 658944401.

It is a congruent number.

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, 1258391 + ... + 1258473.

It is an arithmetic number, because the mean of its divisors is an integer number (2908808).

Almost surely, 2^104449856 is an apocalyptic number.

104449856 is a gapful number since it is divisible by the number (16) 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 104449856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122169936).

104449856 is an abundant number, since it is smaller than the sum of its proper divisors (139890016).

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

104449856 is an frugal number, since it uses more digits than its factorization.

104449856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 104449856 is about 10220.0712326285. The cubic root of 104449856 is about 470.9440148144.

The spelling of 104449856 in words is "one hundred four million, four hundred forty-nine thousand, eight hundred fifty-six".