204491474 has 16 divisors (see below), whose sum is σ = 336873600. Its totient is φ = 92325360.

The previous prime is 204491461. The next prime is 204491491. The reversal of 204491474 is 474194402.

It is an unprimeable number.

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, 27914 + ... + 34469.

It is an arithmetic number, because the mean of its divisors is an integer number (21054600).

Almost surely, 2^204491474 is an apocalyptic number.

204491474 is a deficient number, since it is larger than the sum of its proper divisors (132382126).

204491474 is a wasteful number, since it uses less digits than its factorization.

204491474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62545.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 204491474 is about 14300.0515383687. The cubic root of 204491474 is about 589.1488963598.

The spelling of 204491474 in words is "two hundred four million, four hundred ninety-one thousand, four hundred seventy-four".