550430042 has 8 divisors (see below), whose sum is σ = 833361696. Its totient is φ = 272642812.

The previous prime is 550430039. The next prime is 550430071. The reversal of 550430042 is 240034055.

550430042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×550430042² = 605946462272243528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1285838 + ... + 1286265.

It is an arithmetic number, because the mean of its divisors is an integer number (104170212).

Almost surely, 2^550430042 is an apocalyptic number.

550430042 is a deficient number, since it is larger than the sum of its proper divisors (282931654).

550430042 is a wasteful number, since it uses less digits than its factorization.

550430042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2572212.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 550430042 is about 23461.2455338586. The cubic root of 550430042 is about 819.5347559135.

Adding to 550430042 its reverse (240034055), we get a palindrome (790464097).

The spelling of 550430042 in words is "five hundred fifty million, four hundred thirty thousand, forty-two".