204641456 has 10 divisors (see below), whose sum is σ = 396492852. Its totient is φ = 102320720.

The previous prime is 204641417. The next prime is 204641467. The reversal of 204641456 is 654146402.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6395030 + ... + 6395061.

Almost surely, 2^204641456 is an apocalyptic number.

It is an amenable number.

204641456 is a deficient number, since it is larger than the sum of its proper divisors (191851396).

204641456 is a wasteful number, since it uses less digits than its factorization.

204641456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12790099 (or 12790093 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 204641456 is about 14305.2946841371. The cubic root of 204641456 is about 589.2928960650.

Adding to 204641456 its reverse (654146402), we get a palindrome (858787858).

The spelling of 204641456 in words is "two hundred four million, six hundred forty-one thousand, four hundred fifty-six".