204247244 has 12 divisors (see below), whose sum is σ = 358409184. Its totient is φ = 101844624.

The previous prime is 204247243. The next prime is 204247247. The reversal of 204247244 is 442742402.

It is not an unprimeable number, because it can be changed into a prime (204247243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68099 + ... + 71034.

It is an arithmetic number, because the mean of its divisors is an integer number (29867432).

Almost surely, 2^204247244 is an apocalyptic number.

It is an amenable number.

204247244 is a deficient number, since it is larger than the sum of its proper divisors (154161940).

204247244 is a wasteful number, since it uses less digits than its factorization.

204247244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139504 (or 139502 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 29.

The square root of 204247244 is about 14291.5095073963. The cubic root of 204247244 is about 588.9142571459.

Adding to 204247244 its reverse (442742402), we get a palindrome (646989646).

The spelling of 204247244 in words is "two hundred four million, two hundred forty-seven thousand, two hundred forty-four".