550441001 has 8 divisors (see below), whose sum is σ = 632085600. Its totient is φ = 474063840.

The previous prime is 550440959. The next prime is 550441007. The reversal of 550441001 is 100144055.

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

It is a cyclic number.

It is not a de Polignac number, because 550441001 - 2⁶ = 550440937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550441007) by changing a digit.

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, 1316636 + ... + 1317053.

It is an arithmetic number, because the mean of its divisors is an integer number (79010700).

Almost surely, 2^550441001 is an apocalyptic number.

It is an amenable number.

550441001 is a deficient number, since it is larger than the sum of its proper divisors (81644599).

550441001 is a wasteful number, since it uses less digits than its factorization.

550441001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2633719.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 550441001 is about 23461.4790880712. The cubic root of 550441001 is about 819.5401948255.

Adding to 550441001 its reverse (100144055), we get a palindrome (650585056).

The spelling of 550441001 in words is "five hundred fifty million, four hundred forty-one thousand, one".