204091395 has 16 divisors (see below), whose sum is σ = 329915040. Its totient is φ = 107725824.

The previous prime is 204091379. The next prime is 204091411. The reversal of 204091395 is 593190402.

It is an interprime number because it is at equal distance from previous prime (204091379) and next prime (204091411).

It is not a de Polignac number, because 204091395 - 2⁴ = 204091379 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, 68680 + ... + 71589.

It is an arithmetic number, because the mean of its divisors is an integer number (20619690).

Almost surely, 2^204091395 is an apocalyptic number.

204091395 is a deficient number, since it is larger than the sum of its proper divisors (125823645).

204091395 is a wasteful number, since it uses less digits than its factorization.

204091395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140374.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 204091395 is about 14286.0559637711. The cubic root of 204091395 is about 588.7644304774.

The spelling of 204091395 in words is "two hundred four million, ninety-one thousand, three hundred ninety-five".