423173359 has 12 divisors (see below), whose sum is σ = 501553944. Its totient is φ = 355874064.

The previous prime is 423173357. The next prime is 423173369. The reversal of 423173359 is 953371324.

It is a happy number.

It is not a de Polignac number, because 423173359 - 2¹ = 423173357 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 (423173353) 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 11 ways as a sum of consecutive naturals, for example, 78877 + ... + 84070.

It is an arithmetic number, because the mean of its divisors is an integer number (41796162).

Almost surely, 2^423173359 is an apocalyptic number.

423173359 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

423173359 is a deficient number, since it is larger than the sum of its proper divisors (78380585).

423173359 is a wasteful number, since it uses less digits than its factorization.

423173359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163014 (or 163007 counting only the distinct ones).

The product of its digits is 68040, while the sum is 37.

The square root of 423173359 is about 20571.1778709922. The cubic root of 423173359 is about 750.7686099751.

The spelling of 423173359 in words is "four hundred twenty-three million, one hundred seventy-three thousand, three hundred fifty-nine".