104561586 has 12 divisors (see below), whose sum is σ = 226550142. Its totient is φ = 34853856.

The previous prime is 104561581. The next prime is 104561591. The reversal of 104561586 is 685165401.

104561586 is a `hidden beast` number, since 10 + 4 + 5 + 61 + 586 = 666.

It is an interprime number because it is at equal distance from previous prime (104561581) and next prime (104561591).

It can be written as a sum of positive squares in only one way, i.e., 90611361 + 13950225 = 9519^2 + 3735^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 104561586.

It is not an unprimeable number, because it can be changed into a prime (104561581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2904471 + ... + 2904506.

Almost surely, 2^104561586 is an apocalyptic number.

104561586 is an abundant number, since it is smaller than the sum of its proper divisors (121988556).

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

104561586 is a wasteful number, since it uses less digits than its factorization.

104561586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5808985 (or 5808982 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 104561586 is about 10225.5359761726. The cubic root of 104561586 is about 471.1118778954. Note that the first 3 decimals are identical.

The spelling of 104561586 in words is "one hundred four million, five hundred sixty-one thousand, five hundred eighty-six".