2270173 has 2 divisors, whose sum is σ = 2270174. Its totient is φ = 2270172.

The previous prime is 2270171. The next prime is 2270179. The reversal of 2270173 is 3710722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1542564 + 727609 = 1242^2 + 853^2 .

It is a cyclic number.

It is not a de Polignac number, because 2270173 - 2¹ = 2270171 is a prime.

Together with 2270171, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2270171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1135086 + 1135087.

It is an arithmetic number, because the mean of its divisors is an integer number (1135087).

2^2270173 is an apocalyptic number.

It is an amenable number.

2270173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2270173 is an equidigital number, since it uses as much as digits as its factorization.

2270173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 2270173 is about 1506.7093283046. The cubic root of 2270173 is about 131.4275215395.

Adding to 2270173 its reverse (3710722), we get a palindrome (5980895).

The spelling of 2270173 in words is "two million, two hundred seventy thousand, one hundred seventy-three".