247204 has 12 divisors (see below), whose sum is σ = 451584. Its totient is φ = 118184.

The previous prime is 247201. The next prime is 247223. The reversal of 247204 is 402742.

247204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×247204² = 122219635232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (247201) 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, 1252 + ... + 1435.

It is an arithmetic number, because the mean of its divisors is an integer number (37632).

2²⁴⁷²⁰⁴ is an apocalyptic number.

It is an amenable number.

247204 is a deficient number, since it is larger than the sum of its proper divisors (204380).

247204 is a wasteful number, since it uses less digits than its factorization.

247204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714 (or 2712 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 247204 is about 497.1961383599. The cubic root of 247204 is about 62.7603222121.

Adding to 247204 its reverse (402742), we get a palindrome (649946).

The spelling of 247204 in words is "two hundred forty-seven thousand, two hundred four", and thus it is an iban number.