205473165 has 8 divisors (see below), whose sum is σ = 328757088. Its totient is φ = 109585680.

The previous prime is 205473139. The next prime is 205473179. The reversal of 205473165 is 561374502.

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

It is not a de Polignac number, because 205473165 - 2⁵ = 205473133 is a prime.

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, 6849091 + ... + 6849120.

It is an arithmetic number, because the mean of its divisors is an integer number (41094636).

Almost surely, 2^205473165 is an apocalyptic number.

It is an amenable number.

205473165 is a deficient number, since it is larger than the sum of its proper divisors (123283923).

205473165 is a wasteful number, since it uses less digits than its factorization.

205473165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13698219.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 205473165 is about 14334.3351781657. The cubic root of 205473165 is about 590.0901566717.

The spelling of 205473165 in words is "two hundred five million, four hundred seventy-three thousand, one hundred sixty-five".