2205173 has 4 divisors (see below), whose sum is σ = 2208960. Its totient is φ = 2201388.

The previous prime is 2205167. The next prime is 2205187. The reversal of 2205173 is 3715022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2205173 - 2⁴ = 2205157 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 (2205113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 815 + ... + 2252.

It is an arithmetic number, because the mean of its divisors is an integer number (552240).

2^2205173 is an apocalyptic number.

It is an amenable number.

2205173 is a deficient number, since it is larger than the sum of its proper divisors (3787).

2205173 is an equidigital number, since it uses as much as digits as its factorization.

2205173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3786.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 2205173 is about 1484.9824914793. The cubic root of 2205173 is about 130.1610036721.

The spelling of 2205173 in words is "two million, two hundred five thousand, one hundred seventy-three".