204751834 has 16 divisors (see below), whose sum is σ = 358472448. Its totient is φ = 85883472.

The previous prime is 204751829. The next prime is 204751873. The reversal of 204751834 is 438157402.

It is a self number, because there is not a number n which added to its sum of digits gives 204751834.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154929 + ... + 156244.

It is an arithmetic number, because the mean of its divisors is an integer number (22404528).

Almost surely, 2^204751834 is an apocalyptic number.

204751834 is a deficient number, since it is larger than the sum of its proper divisors (153720614).

204751834 is a wasteful number, since it uses less digits than its factorization.

204751834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311229.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 204751834 is about 14309.1521062570. The cubic root of 204751834 is about 589.3988265080.

The spelling of 204751834 in words is "two hundred four million, seven hundred fifty-one thousand, eight hundred thirty-four".