104664186 has 48 divisors (see below), whose sum is σ = 248290848. Its totient is φ = 31600800.

The previous prime is 104664167. The next prime is 104664187. The reversal of 104664186 is 681466401.

104664186 is a `hidden beast` number, since 1 + 0 + 4 + 6 + 641 + 8 + 6 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 104664186.

It is not an unprimeable number, because it can be changed into a prime (104664187) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64740 + ... + 66336.

It is an arithmetic number, because the mean of its divisors is an integer number (5172726).

Almost surely, 2^104664186 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 104664186, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124145424).

104664186 is an abundant number, since it is smaller than the sum of its proper divisors (143626662).

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

104664186 is a wasteful number, since it uses less digits than its factorization.

104664186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1947 (or 1944 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 104664186 is about 10230.5515980322. The cubic root of 104664186 is about 471.2659187797.

The spelling of 104664186 in words is "one hundred four million, six hundred sixty-four thousand, one hundred eighty-six".