104133780 has 72 divisors (see below), whose sum is σ = 326781000. Its totient is φ = 26810112.

The previous prime is 104133779. The next prime is 104133781. The reversal of 104133780 is 87331401.

It is an interprime number because it is at equal distance from previous prime (104133779) and next prime (104133781).

It can be written as a sum of positive squares in 4 ways, for example, as 1192464 + 102941316 = 1092^2 + 10146^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104133781) 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, 4755 + ... + 15194.

It is an arithmetic number, because the mean of its divisors is an integer number (4538625).

Almost surely, 2^104133780 is an apocalyptic number.

104133780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104133780 is an abundant number, since it is smaller than the sum of its proper divisors (222647220).

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

104133780 is a wasteful number, since it uses less digits than its factorization.

104133780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19993 (or 19988 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 104133780 is about 10204.5960233612. The cubic root of 104133780 is about 470.4684931675.

The spelling of 104133780 in words is "one hundred four million, one hundred thirty-three thousand, seven hundred eighty".