163347223 has 8 divisors (see below), whose sum is σ = 178894800. Its totient is φ = 148225728.

The previous prime is 163347181. The next prime is 163347229. The reversal of 163347223 is 322743361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 163347223 - 2²¹ = 161250071 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 (163347229) 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 7 ways as a sum of consecutive naturals, for example, 105718 + ... + 107251.

It is an arithmetic number, because the mean of its divisors is an integer number (22361850).

Almost surely, 2^163347223 is an apocalyptic number.

163347223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

163347223 is a deficient number, since it is larger than the sum of its proper divisors (15547577).

163347223 is a wasteful number, since it uses less digits than its factorization.

It is an anagram of its base 9 representation: 163347223 = (371326234)₉.

163347223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213041.

The product of its digits is 18144, while the sum is 31.

The square root of 163347223 is about 12780.7364028838. The cubic root of 163347223 is about 546.6431603433.

The spelling of 163347223 in words is "one hundred sixty-three million, three hundred forty-seven thousand, two hundred twenty-three".