204906086 has 16 divisors (see below), whose sum is σ = 383201280. Its totient is φ = 79833480.

The previous prime is 204906077. The next prime is 204906131. The reversal of 204906086 is 680609402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 665126 + ... + 665433.

It is an arithmetic number, because the mean of its divisors is an integer number (23950080).

Almost surely, 2^204906086 is an apocalyptic number.

204906086 is a deficient number, since it is larger than the sum of its proper divisors (178295194).

204906086 is a wasteful number, since it uses less digits than its factorization.

204906086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1330579.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 204906086 is about 14314.5410684381. The cubic root of 204906086 is about 589.5467993405.

The spelling of 204906086 in words is "two hundred four million, nine hundred six thousand, eighty-six".