104212589 has 4 divisors (see below), whose sum is σ = 112228956. Its totient is φ = 96196224.

The previous prime is 104212571. The next prime is 104212597. The reversal of 104212589 is 985212401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 67404100 + 36808489 = 8210^2 + 6067^2 .

It is a cyclic number.

It is not a de Polignac number, because 104212589 - 2¹² = 104208493 is a prime.

It is a Duffinian 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 (104202589) 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 3 ways as a sum of consecutive naturals, for example, 4008164 + ... + 4008189.

It is an arithmetic number, because the mean of its divisors is an integer number (28057239).

Almost surely, 2^104212589 is an apocalyptic number.

It is an amenable number.

104212589 is a deficient number, since it is larger than the sum of its proper divisors (8016367).

104212589 is an equidigital number, since it uses as much as digits as its factorization.

104212589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8016366.

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 104212589 is about 10208.4567393901. The cubic root of 104212589 is about 470.5871475946.

It can be divided in two parts, 1042 and 12589, that added together give a palindrome (13631).

The spelling of 104212589 in words is "one hundred four million, two hundred twelve thousand, five hundred eighty-nine".