4042173 has 4 divisors (see below), whose sum is σ = 5389568. Its totient is φ = 2694780.

The previous prime is 4042163. The next prime is 4042211. The reversal of 4042173 is 3712404.

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 not a de Polignac number, because 4042173 - 2²⁰ = 2993597 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042153) 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, 673693 + ... + 673698.

It is an arithmetic number, because the mean of its divisors is an integer number (1347392).

Almost surely, 2^4042173 is an apocalyptic number.

It is an amenable number.

4042173 is a deficient number, since it is larger than the sum of its proper divisors (1347395).

4042173 is a wasteful number, since it uses less digits than its factorization.

4042173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347394.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 4042173 is about 2010.5156055102. The cubic root of 4042173 is about 159.2960348533.

Adding to 4042173 its reverse (3712404), we get a palindrome (7754577).

The spelling of 4042173 in words is "four million, forty-two thousand, one hundred seventy-three".