2104173 has 12 divisors (see below), whose sum is σ = 3067740. Its totient is φ = 1389696.

The previous prime is 2104169. The next prime is 2104177. The reversal of 2104173 is 3714012.

It is an interprime number because it is at equal distance from previous prime (2104169) and next prime (2104177).

It can be written as a sum of positive squares in 2 ways, for example, as 149769 + 1954404 = 387^2 + 1398^2 .

It is not a de Polignac number, because 2104173 - 2² = 2104169 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104177) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18 + ... + 2051.

It is an arithmetic number, because the mean of its divisors is an integer number (255645).

2^2104173 is an apocalyptic number.

It is an amenable number.

2104173 is a deficient number, since it is larger than the sum of its proper divisors (963567).

2104173 is a wasteful number, since it uses less digits than its factorization.

2104173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2188 (or 2185 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 2104173 is about 1450.5767818354. The cubic root of 2104173 is about 128.1426835002.

Adding to 2104173 its reverse (3714012), we get a palindrome (5818185).

The spelling of 2104173 in words is "two million, one hundred four thousand, one hundred seventy-three".