204530452 has 48 divisors (see below), whose sum is σ = 416747520. Its totient is φ = 86026752.

The previous prime is 204530449. The next prime is 204530453. The reversal of 204530452 is 254035402.

204530452 = T₁₆₈ + T₁₆₉ + ... + T₁₀₇₁.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204530453) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 401574 + ... + 402082.

It is an arithmetic number, because the mean of its divisors is an integer number (8682240).

Almost surely, 2^204530452 is an apocalyptic number.

It is an amenable number.

204530452 is an abundant number, since it is smaller than the sum of its proper divisors (212217068).

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

204530452 is a wasteful number, since it uses less digits than its factorization.

204530452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760 (or 758 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 204530452 is about 14301.4143356523. The cubic root of 204530452 is about 589.1863264236.

Adding to 204530452 its reverse (254035402), we get a palindrome (458565854).

The spelling of 204530452 in words is "two hundred four million, five hundred thirty thousand, four hundred fifty-two".