204000010 has 16 divisors (see below), whose sum is σ = 376156872. Its totient is φ = 79609600.

The previous prime is 203999989. The next prime is 204000011. The reversal of 204000010 is 10000402.

It can be written as a sum of positive squares in 4 ways, for example, as 67881121 + 136118889 = 8239^2 + 11667^2 .

It is a junction number, because it is equal to n+sod(n) for n = 203999957 and 204000002.

It is not an unprimeable number, because it can be changed into a prime (204000011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248371 + ... + 249190.

Almost surely, 2^204000010 is an apocalyptic number.

204000010 is a deficient number, since it is larger than the sum of its proper divisors (172156862).

204000010 is a wasteful number, since it uses less digits than its factorization.

204000010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497609.

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 204000010 is about 14282.8572071557. The cubic root of 204000010 is about 588.6765413072.

Adding to 204000010 its reverse (10000402), we get a palindrome (214000412).

The spelling of 204000010 in words is "two hundred four million, ten", and thus it is an aban number.