204444542 has 8 divisors (see below), whose sum is σ = 309480600. Its totient is φ = 101284344.

The previous prime is 204444529. The next prime is 204444563. The reversal of 204444542 is 245444402.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 468692 + ... + 469127.

It is an arithmetic number, because the mean of its divisors is an integer number (38685075).

Almost surely, 2^204444542 is an apocalyptic number.

204444542 is a deficient number, since it is larger than the sum of its proper divisors (105036058).

204444542 is a wasteful number, since it uses less digits than its factorization.

204444542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937930.

The product of its (nonzero) digits is 20480, while the sum is 29.

The square root of 204444542 is about 14298.4104710978. The cubic root of 204444542 is about 589.1038218619.

Adding to 204444542 its reverse (245444402), we get a palindrome (449888944).

The spelling of 204444542 in words is "two hundred four million, four hundred forty-four thousand, five hundred forty-two".