204605516 has 12 divisors (see below), whose sum is σ = 373627632. Its totient is φ = 97854768.

The previous prime is 204605501. The next prime is 204605519. The reversal of 204605516 is 615506402.

It is not an unprimeable number, because it can be changed into a prime (204605519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1111895 + ... + 1112078.

It is an arithmetic number, because the mean of its divisors is an integer number (31135636).

Almost surely, 2^204605516 is an apocalyptic number.

It is an amenable number.

204605516 is a deficient number, since it is larger than the sum of its proper divisors (169022116).

204605516 is a wasteful number, since it uses less digits than its factorization.

204605516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224000 (or 2223998 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 204605516 is about 14304.0384507313. The cubic root of 204605516 is about 589.2583960064.

The spelling of 204605516 in words is "two hundred four million, six hundred five thousand, five hundred sixteen".