163600223 has 4 divisors (see below), whose sum is σ = 169241640. Its totient is φ = 157958808.

The previous prime is 163600211. The next prime is 163600271. The reversal of 163600223 is 322006361.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322006361 = 89 ⋅3618049.

It is a cyclic number.

It is not a de Polignac number, because 163600223 - 2⁸ = 163599967 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 (163600523) 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, 2820665 + ... + 2820722.

It is an arithmetic number, because the mean of its divisors is an integer number (42310410).

Almost surely, 2^163600223 is an apocalyptic number.

163600223 is a deficient number, since it is larger than the sum of its proper divisors (5641417).

163600223 is an equidigital number, since it uses as much as digits as its factorization.

163600223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5641416.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 163600223 is about 12790.6302815772. The cubic root of 163600223 is about 546.9252371286.

Adding to 163600223 its reverse (322006361), we get a palindrome (485606584).

The spelling of 163600223 in words is "one hundred sixty-three million, six hundred thousand, two hundred twenty-three".