204425532 has 60 divisors (see below), whose sum is σ = 551674816. Its totient is φ = 65940480.

The previous prime is 204425519. The next prime is 204425537. The reversal of 204425532 is 235524402.

It is a happy number.

204425532 is a `hidden beast` number, since 204 + 425 + 5 + 32 = 666.

204425532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 204425496 and 204425505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204425537) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 133 + ... + 20220.

Almost surely, 2^204425532 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204425532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275837408).

204425532 is an abundant number, since it is smaller than the sum of its proper divisors (347249284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204425532 is a wasteful number, since it uses less digits than its factorization.

204425532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20400 (or 20389 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 204425532 is about 14297.7456964376. The cubic root of 204425532 is about 589.0855622878.

Adding to 204425532 its reverse (235524402), we get a palindrome (439949934).

The spelling of 204425532 in words is "two hundred four million, four hundred twenty-five thousand, five hundred thirty-two".