201044842 has 8 divisors (see below), whose sum is σ = 301633956. Its totient is φ = 100500192.

The previous prime is 201044821. The next prime is 201044867. The reversal of 201044842 is 248440102.

It can be written as a sum of positive squares in 2 ways, for example, as 194017041 + 7027801 = 13929^2 + 2651^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4678 + ... + 20590.

Almost surely, 2^201044842 is an apocalyptic number.

201044842 is a deficient number, since it is larger than the sum of its proper divisors (100589114).

201044842 is a wasteful number, since it uses less digits than its factorization.

201044842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22232.

The product of its (nonzero) digits is 2048, while the sum is 25.

The square root of 201044842 is about 14179.0282459695. The cubic root of 201044842 is about 585.8201582106.

Adding to 201044842 its reverse (248440102), we get a palindrome (449484944).

The spelling of 201044842 in words is "two hundred one million, forty-four thousand, eight hundred forty-two".