2442173 has 2 divisors, whose sum is σ = 2442174. Its totient is φ = 2442172.

The previous prime is 2442151. The next prime is 2442179. The reversal of 2442173 is 3712442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2365444 + 76729 = 1538^2 + 277^2 .

It is a cyclic number.

It is not a de Polignac number, because 2442173 - 2¹² = 2438077 is a prime.

It is equal to p₁₇₉₁₄₁ and since 2442173 and 179141 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2442179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1221086 + 1221087.

It is an arithmetic number, because the mean of its divisors is an integer number (1221087).

2^2442173 is an apocalyptic number.

It is an amenable number.

2442173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2442173 is an equidigital number, since it uses as much as digits as its factorization.

2442173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1344, while the sum is 23.

The square root of 2442173 is about 1562.7453407385. The cubic root of 2442173 is about 134.6662629741. Note that the first 3 decimals are identical.

The spelling of 2442173 in words is "two million, four hundred forty-two thousand, one hundred seventy-three".