104042213 has 6 divisors (see below), whose sum is σ = 114360582. Its totient is φ = 94583720.

The previous prime is 104042207. The next prime is 104042287. The reversal of 104042213 is 312240401.

It can be written as a sum of positive squares in only one way, i.e., 84971524 + 19070689 = 9218^2 + 4367^2 .

It is not a de Polignac number, because 104042213 - 2²⁰ = 102993637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104042191 and 104042200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104042203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 429806 + ... + 430047.

It is an arithmetic number, because the mean of its divisors is an integer number (19060097).

Almost surely, 2^104042213 is an apocalyptic number.

It is an amenable number.

104042213 is a deficient number, since it is larger than the sum of its proper divisors (10318369).

104042213 is an equidigital number, since it uses as much as digits as its factorization.

104042213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859875 (or 859864 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 104042213 is about 10200.1084798153. The cubic root of 104042213 is about 470.3305551499.

Adding to 104042213 its reverse (312240401), we get a palindrome (416282614).

The spelling of 104042213 in words is "one hundred four million, forty-two thousand, two hundred thirteen".