104200320 has 128 divisors (see below), whose sum is σ = 379635840. Its totient is φ = 23814144.

The previous prime is 104200297. The next prime is 104200357. The reversal of 104200320 is 23002401.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 104200296 and 104200305.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9564 + ... + 17316.

It is an arithmetic number, because the mean of its divisors is an integer number (2965905).

Almost surely, 2^104200320 is an apocalyptic number.

104200320 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 104200320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189817920).

104200320 is an abundant number, since it is smaller than the sum of its proper divisors (275435520).

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

104200320 is an equidigital number, since it uses as much as digits as its factorization.

104200320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7782 (or 7770 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 104200320 is about 10207.8557983545. The cubic root of 104200320 is about 470.5686793834.

Adding to 104200320 its reverse (23002401), we get a palindrome (127202721).

The spelling of 104200320 in words is "one hundred four million, two hundred thousand, three hundred twenty".