204323525 has 24 divisors (see below), whose sum is σ = 290856384. Its totient is φ = 139478400.

The previous prime is 204323519. The next prime is 204323557. The reversal of 204323525 is 525323402.

It is not a de Polignac number, because 204323525 - 2⁶ = 204323461 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 204323494 and 204323503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38270 + ... + 43280.

It is an arithmetic number, because the mean of its divisors is an integer number (12119016).

Almost surely, 2^204323525 is an apocalyptic number.

204323525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

204323525 is a deficient number, since it is larger than the sum of its proper divisors (86532859).

204323525 is a wasteful number, since it uses less digits than its factorization.

204323525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5261 (or 5256 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 204323525 is about 14294.1780106448. The cubic root of 204323525 is about 588.9875627080.

Adding to 204323525 its reverse (525323402), we get a palindrome (729646927).

The spelling of 204323525 in words is "two hundred four million, three hundred twenty-three thousand, five hundred twenty-five".