205497116 has 24 divisors (see below), whose sum is σ = 392763504. Its totient is φ = 93300480.

The previous prime is 205497079. The next prime is 205497163. The reversal of 205497116 is 611794502.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

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, 45956 + ... + 50228.

It is an arithmetic number, because the mean of its divisors is an integer number (16365146).

Almost surely, 2^205497116 is an apocalyptic number.

It is an amenable number.

205497116 is a deficient number, since it is larger than the sum of its proper divisors (187266388).

205497116 is a wasteful number, since it uses less digits than its factorization.

205497116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5381 (or 5379 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 205497116 is about 14335.1705954272. The cubic root of 205497116 is about 590.1130837536.

The spelling of 205497116 in words is "two hundred five million, four hundred ninety-seven thousand, one hundred sixteen".