204052245 has 8 divisors (see below), whose sum is σ = 326483616. Its totient is φ = 108827856.

The previous prime is 204052237. The next prime is 204052249. The reversal of 204052245 is 542250402.

It is a happy number.

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

It is not a de Polignac number, because 204052245 - 2³ = 204052237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204052249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6801727 + ... + 6801756.

It is an arithmetic number, because the mean of its divisors is an integer number (40810452).

Almost surely, 2^204052245 is an apocalyptic number.

It is an amenable number.

204052245 is a deficient number, since it is larger than the sum of its proper divisors (122431371).

204052245 is a wasteful number, since it uses less digits than its factorization.

204052245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13603491.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 204052245 is about 14284.6856808262. The cubic root of 204052245 is about 588.7267813293.

It can be divided in two parts, 2040 and 52245, that added together give a triangular number (54285 = T₃₂₉).

The spelling of 204052245 in words is "two hundred four million, fifty-two thousand, two hundred forty-five".