104555020 has 24 divisors (see below), whose sum is σ = 219769200. Its totient is φ = 41783232.

The previous prime is 104554979. The next prime is 104555029. The reversal of 104555020 is 20555401.

It is a junction number, because it is equal to n+sod(n) for n = 104554982 and 104555000.

It is not an unprimeable number, because it can be changed into a prime (104555029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30766 + ... + 33994.

It is an arithmetic number, because the mean of its divisors is an integer number (9157050).

Almost surely, 2^104555020 is an apocalyptic number.

104555020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104555020 is an abundant number, since it is smaller than the sum of its proper divisors (115214180).

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

104555020 is a wasteful number, since it uses less digits than its factorization.

104555020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4857 (or 4855 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 104555020 is about 10225.2149121669. The cubic root of 104555020 is about 471.1020164492.

It can be divided in two parts, 1045 and 55020, that added together give a palindrome (56065).

The spelling of 104555020 in words is "one hundred four million, five hundred fifty-five thousand, twenty".