204700856 has 32 divisors (see below), whose sum is σ = 388895040. Its totient is φ = 101004288.

The previous prime is 204700849. The next prime is 204700883. The reversal of 204700856 is 658007402.

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, 331460 + ... + 332076.

It is an arithmetic number, because the mean of its divisors is an integer number (12152970).

Almost surely, 2^204700856 is an apocalyptic number.

It is an amenable number.

204700856 is a deficient number, since it is larger than the sum of its proper divisors (184194184).

204700856 is a wasteful number, since it uses less digits than its factorization.

204700856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103 (or 1099 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 204700856 is about 14307.3706878657. The cubic root of 204700856 is about 589.3499073413.

The spelling of 204700856 in words is "two hundred four million, seven hundred thousand, eight hundred fifty-six".