163204 has 6 divisors (see below), whose sum is σ = 285614. Its totient is φ = 81600.

The previous prime is 163199. The next prime is 163211. The reversal of 163204 is 402361.

163204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 161604 + 1600 = 402^2 + 40^2 .

It is a plaindrome in base 9.

It is an unprimeable number.

163204 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20397 + ... + 20404.

2¹⁶³²⁰⁴ is an apocalyptic number.

It is an amenable number.

163204 is a deficient number, since it is larger than the sum of its proper divisors (122410).

163204 is a wasteful number, since it uses less digits than its factorization.

163204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40805 (or 40803 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 163204 is about 403.9851482419. The cubic root of 163204 is about 54.6483347879.

Adding to 163204 its reverse (402361), we get a palindrome (565565).

The spelling of 163204 in words is "one hundred sixty-three thousand, two hundred four".