204425450 has 24 divisors (see below), whose sum is σ = 382445388. Its totient is φ = 81294080.

The previous prime is 204425443. The next prime is 204425479. The reversal of 204425450 is 54524402.

204425450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 166590649 + 37834801 = 12907^2 + 6151^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3167 + ... + 20466.

Almost surely, 2^204425450 is an apocalyptic number.

204425450 is a deficient number, since it is larger than the sum of its proper divisors (178019938).

204425450 is a wasteful number, since it uses less digits than its factorization.

204425450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23818 (or 23813 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 204425450 is about 14297.7428288524. The cubic root of 204425450 is about 589.0854835223.

Adding to 204425450 its reverse (54524402), we get a palindrome (258949852).

The spelling of 204425450 in words is "two hundred four million, four hundred twenty-five thousand, four hundred fifty".