104321056 has 96 divisors (see below), whose sum is σ = 247750272. Its totient is φ = 42301440.

The previous prime is 104321051. The next prime is 104321069. The reversal of 104321056 is 650123401.

It is not an unprimeable number, because it can be changed into a prime (104321051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 339655 + ... + 339961.

It is an arithmetic number, because the mean of its divisors is an integer number (2580732).

Almost surely, 2^104321056 is an apocalyptic number.

104321056 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 104321056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123875136).

104321056 is an abundant number, since it is smaller than the sum of its proper divisors (143429216).

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

104321056 is a wasteful number, since it uses less digits than its factorization.

104321056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 104321056 is about 10213.7679629018. The cubic root of 104321056 is about 470.7503571706.

Adding to 104321056 its reverse (650123401), we get a palindrome (754444457).

The spelling of 104321056 in words is "one hundred four million, three hundred twenty-one thousand, fifty-six".