204220244 has 24 divisors (see below), whose sum is σ = 366717120. Its totient is φ = 99457344.

The previous prime is 204220229. The next prime is 204220249. The reversal of 204220244 is 442022402.

204220244 = T₂₅₇ + T₂₅₈ + ... + T₁₀₇₄.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204220249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68897 + ... + 71799.

It is an arithmetic number, because the mean of its divisors is an integer number (15279880).

Almost surely, 2^204220244 is an apocalyptic number.

It is an amenable number.

204220244 is a deficient number, since it is larger than the sum of its proper divisors (162496876).

204220244 is a wasteful number, since it uses less digits than its factorization.

204220244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3359 (or 3357 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 204220244 is about 14290.5648593749. The cubic root of 204220244 is about 588.8883059420. Note that the first 3 decimals are identical.

Adding to 204220244 its reverse (442022402), we get a palindrome (646242646).

The spelling of 204220244 in words is "two hundred four million, two hundred twenty thousand, two hundred forty-four".