104166678 has 64 divisors (see below), whose sum is σ = 271060992. Its totient is φ = 25877280.

The previous prime is 104166661. The next prime is 104166679. The reversal of 104166678 is 876661401.

It is a happy number.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104166679) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5725 + ... + 15527.

It is an arithmetic number, because the mean of its divisors is an integer number (4235328).

Almost surely, 2^104166678 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104166678, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135530496).

104166678 is an abundant number, since it is smaller than the sum of its proper divisors (166894314).

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

104166678 is a wasteful number, since it uses less digits than its factorization.

104166678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9849.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 104166678 is about 10206.2078168142. The cubic root of 104166678 is about 470.5180315046.

The spelling of 104166678 in words is "one hundred four million, one hundred sixty-six thousand, six hundred seventy-eight".