204641042 has 8 divisors (see below), whose sum is σ = 314100336. Its totient is φ = 99940932.

The previous prime is 204641033. The next prime is 204641083. The reversal of 204641042 is 240146402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 204640999 and 204641017.

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 3 ways as a sum of consecutive naturals, for example, 1189688 + ... + 1189859.

It is an arithmetic number, because the mean of its divisors is an integer number (39262542).

Almost surely, 2^204641042 is an apocalyptic number.

204641042 is a deficient number, since it is larger than the sum of its proper divisors (109459294).

204641042 is a wasteful number, since it uses less digits than its factorization.

204641042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2379592.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 204641042 is about 14305.2802139630. The cubic root of 204641042 is about 589.2924986750.

Adding to 204641042 its reverse (240146402), we get a palindrome (444787444).

The spelling of 204641042 in words is "two hundred four million, six hundred forty-one thousand, forty-two".