104540580 has 72 divisors (see below), whose sum is σ = 322338744. Its totient is φ = 27417600.

The previous prime is 104540567. The next prime is 104540581. The reversal of 104540580 is 85045401.

104540580 is a `hidden beast` number, since 1 + 0 + 45 + 40 + 580 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10404 + 104530176 = 102^2 + 10224^2 .

It is not an unprimeable number, because it can be changed into a prime (104540581) 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 23 ways as a sum of consecutive naturals, for example, 6220 + ... + 15740.

It is an arithmetic number, because the mean of its divisors is an integer number (4476927).

Almost surely, 2^104540580 is an apocalyptic number.

104540580 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 104540580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161169372).

104540580 is an abundant number, since it is smaller than the sum of its proper divisors (217798164).

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

104540580 is a wasteful number, since it uses less digits than its factorization.

104540580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9597 (or 9592 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 104540580 is about 10224.5087901571. The cubic root of 104540580 is about 471.0803276251.

Adding to 104540580 its reverse (85045401), we get a palindrome (189585981).

The spelling of 104540580 in words is "one hundred four million, five hundred forty thousand, five hundred eighty".