204457226 has 16 divisors (see below), whose sum is σ = 308742720. Its totient is φ = 101545920.

The previous prime is 204457223. The next prime is 204457237. The reversal of 204457226 is 622754402.

It is a junction number, because it is equal to n+sod(n) for n = 204457192 and 204457201.

It is not an unprimeable number, because it can be changed into a prime (204457223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295541 + ... + 296231.

It is an arithmetic number, because the mean of its divisors is an integer number (19296420).

Almost surely, 2^204457226 is an apocalyptic number.

204457226 is a deficient number, since it is larger than the sum of its proper divisors (104285494).

204457226 is a wasteful number, since it uses less digits than its factorization.

204457226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 204457226 is about 14298.8540100247. The cubic root of 204457226 is about 589.1160045273.

The spelling of 204457226 in words is "two hundred four million, four hundred fifty-seven thousand, two hundred twenty-six".