204599012 has 12 divisors (see below), whose sum is σ = 379110060. Its totient is φ = 96281856.

The previous prime is 204598997. The next prime is 204599041. The reversal of 204599012 is 210995402.

It can be written as a sum of positive squares in 2 ways, for example, as 84345856 + 120253156 = 9184^2 + 10966^2 .

It is a super-2 number, since 2×204599012² = 83721511422752288, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 204599012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1504337 + ... + 1504472.

It is an arithmetic number, because the mean of its divisors is an integer number (31592505).

Almost surely, 2^204599012 is an apocalyptic number.

It is an amenable number.

204599012 is a deficient number, since it is larger than the sum of its proper divisors (174511048).

204599012 is a wasteful number, since it uses less digits than its factorization.

204599012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3008830 (or 3008828 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 204599012 is about 14303.8111005424. The cubic root of 204599012 is about 589.2521521584.

The spelling of 204599012 in words is "two hundred four million, five hundred ninety-nine thousand, twelve".