204525530 has 16 divisors (see below), whose sum is σ = 401613984. Its totient is φ = 74372880.

The previous prime is 204525527. The next prime is 204525533. The reversal of 204525530 is 35525402.

It is an interprime number because it is at equal distance from previous prime (204525527) and next prime (204525533).

It is a super-3 number, since 3×204525530³ (a number of 26 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 204525530.

It is not an unprimeable number, because it can be changed into a prime (204525533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929552 + ... + 929771.

It is an arithmetic number, because the mean of its divisors is an integer number (25100874).

Almost surely, 2^204525530 is an apocalyptic number.

204525530 is a deficient number, since it is larger than the sum of its proper divisors (197088454).

204525530 is a wasteful number, since it uses less digits than its factorization.

204525530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859341.

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 204525530 is about 14301.2422537345. The cubic root of 204525530 is about 589.1816001537.

The spelling of 204525530 in words is "two hundred four million, five hundred twenty-five thousand, five hundred thirty".