47204 has 6 divisors (see below), whose sum is σ = 82614. Its totient is φ = 23600.

The previous prime is 47189. The next prime is 47207. The reversal of 47204 is 40274.

It can be written as a sum of positive squares in only one way, i.e., 40804 + 6400 = 202^2 + 80^2 .

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (47207) by changing a digit.

47204 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5897 + ... + 5904.

It is an arithmetic number, because the mean of its divisors is an integer number (13769).

2⁴⁷²⁰⁴ is an apocalyptic number.

It is an amenable number.

47204 is a deficient number, since it is larger than the sum of its proper divisors (35410).

47204 is a wasteful number, since it uses less digits than its factorization.

47204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11805 (or 11803 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 47204 is about 217.2648153752. The cubic root of 47204 is about 36.1403982440.

Adding to 47204 its reverse (40274), we get a palindrome (87478).

The spelling of 47204 in words is "forty-seven thousand, two hundred four", and thus it is an iban number.