104480280 has 112 divisors (see below), whose sum is σ = 352558080. Its totient is φ = 27853632.

The previous prime is 104480279. The next prime is 104480287. The reversal of 104480280 is 82084401.

104480280 is a `hidden beast` number, since 104 + 480 + 2 + 80 = 666.

It is a super-2 number, since 2×104480280² = 21832257817756800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104480287) by changing a digit.

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 27 ways as a sum of consecutive naturals, for example, 27369 + ... + 30951.

It is an arithmetic number, because the mean of its divisors is an integer number (3147840).

Almost surely, 2^104480280 is an apocalyptic number.

104480280 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 104480280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176279040).

104480280 is an abundant number, since it is smaller than the sum of its proper divisors (248077800).

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

104480280 is an equidigital number, since it uses as much as digits as its factorization.

104480280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3612 (or 3593 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The square root of 104480280 is about 10221.5595678937. The cubic root of 104480280 is about 470.9897356682.

The spelling of 104480280 in words is "one hundred four million, four hundred eighty thousand, two hundred eighty".