622173423 has 16 divisors (see below), whose sum is σ = 839311200. Its totient is φ = 409921536.

The previous prime is 622173421. The next prime is 622173479. The reversal of 622173423 is 324371226.

It is not a de Polignac number, because 622173423 - 2¹ = 622173421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622173421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318253 + ... + 320201.

It is an arithmetic number, because the mean of its divisors is an integer number (52456950).

Almost surely, 2^622173423 is an apocalyptic number.

622173423 is a deficient number, since it is larger than the sum of its proper divisors (217137777).

622173423 is a wasteful number, since it uses less digits than its factorization.

622173423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3146.

The product of its digits is 12096, while the sum is 30.

The square root of 622173423 is about 24943.4043987584. The cubic root of 622173423 is about 853.6971244318.

The spelling of 622173423 in words is "six hundred twenty-two million, one hundred seventy-three thousand, four hundred twenty-three".