2239173 has 6 divisors (see below), whose sum is σ = 3234374. Its totient is φ = 1492776.

The previous prime is 2239157. The next prime is 2239201. The reversal of 2239173 is 3719322.

It can be written as a sum of positive squares in only one way, i.e., 2196324 + 42849 = 1482^2 + 207^2 .

It is not a de Polignac number, because 2239173 - 2⁴ = 2239157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2239103) 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, 124390 + ... + 124407.

2^2239173 is an apocalyptic number.

It is an amenable number.

2239173 is a deficient number, since it is larger than the sum of its proper divisors (995201).

2239173 is a wasteful number, since it uses less digits than its factorization.

2239173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248803 (or 248800 counting only the distinct ones).

The product of its digits is 2268, while the sum is 27.

The square root of 2239173 is about 1496.3866478955. The cubic root of 2239173 is about 130.8265482122.

The spelling of 2239173 in words is "two million, two hundred thirty-nine thousand, one hundred seventy-three".