204536245 has 8 divisors (see below), whose sum is σ = 250665984. Its totient is φ = 160147344.

The previous prime is 204536243. The next prime is 204536261. The reversal of 204536245 is 542635402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204536245 - 2¹ = 204536243 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204536243) 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, 434949 + ... + 435418.

It is an arithmetic number, because the mean of its divisors is an integer number (31333248).

Almost surely, 2^204536245 is an apocalyptic number.

It is an amenable number.

204536245 is a deficient number, since it is larger than the sum of its proper divisors (46129739).

204536245 is an equidigital number, since it uses as much as digits as its factorization.

204536245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870419.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 204536245 is about 14301.6168666343. The cubic root of 204536245 is about 589.1918889599.

The spelling of 204536245 in words is "two hundred four million, five hundred thirty-six thousand, two hundred forty-five".