204852345 has 16 divisors (see below), whose sum is σ = 327950592. Its totient is φ = 109192320.

The previous prime is 204852337. The next prime is 204852353. The reversal of 204852345 is 543258402.

It is an interprime number because it is at equal distance from previous prime (204852337) and next prime (204852353).

It is not a de Polignac number, because 204852345 - 2³ = 204852337 is a prime.

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, 37509 + ... + 42621.

It is an arithmetic number, because the mean of its divisors is an integer number (20496912).

Almost surely, 2^204852345 is an apocalyptic number.

It is an amenable number.

204852345 is a deficient number, since it is larger than the sum of its proper divisors (123098247).

204852345 is a wasteful number, since it uses less digits than its factorization.

204852345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7792.

The product of its (nonzero) digits is 38400, while the sum is 33.

The square root of 204852345 is about 14312.6637981894. The cubic root of 204852345 is about 589.4952544183.

The spelling of 204852345 in words is "two hundred four million, eight hundred fifty-two thousand, three hundred forty-five".