204206530 has 32 divisors (see below), whose sum is σ = 402703488. Its totient is φ = 73939200.

The previous prime is 204206503. The next prime is 204206551. The reversal of 204206530 is 35602402.

It is a happy number.

204206530 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 (22).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22659 + ... + 30361.

It is an arithmetic number, because the mean of its divisors is an integer number (12584484).

Almost surely, 2^204206530 is an apocalyptic number.

204206530 is a deficient number, since it is larger than the sum of its proper divisors (198496958).

204206530 is a wasteful number, since it uses less digits than its factorization.

204206530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7962.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 204206530 is about 14290.0850242397. The cubic root of 204206530 is about 588.8751237767.

Adding to 204206530 its reverse (35602402), we get a palindrome (239808932).

The spelling of 204206530 in words is "two hundred four million, two hundred six thousand, five hundred thirty".