204753045 has 32 divisors (see below), whose sum is σ = 381480192. Its totient is φ = 91832832.

The previous prime is 204753041. The next prime is 204753067. The reversal of 204753045 is 540357402.

It is not a de Polignac number, because 204753045 - 2² = 204753041 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204753041) 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 31 ways as a sum of consecutive naturals, for example, 12832 + ... + 23961.

It is an arithmetic number, because the mean of its divisors is an integer number (11921256).

Almost surely, 2^204753045 is an apocalyptic number.

It is an amenable number.

204753045 is a deficient number, since it is larger than the sum of its proper divisors (176727147).

204753045 is a wasteful number, since it uses less digits than its factorization.

204753045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36861.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 204753045 is about 14309.1944217695. The cubic root of 204753045 is about 589.3999885010.

The spelling of 204753045 in words is "two hundred four million, seven hundred fifty-three thousand, forty-five".