550500233 has 4 divisors (see below), whose sum is σ = 563302608. Its totient is φ = 537697860.

The previous prime is 550500229. The next prime is 550500257. The reversal of 550500233 is 332005055.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 332005055 = 5 ⋅66401011.

It is a cyclic number.

It is not a de Polignac number, because 550500233 - 2² = 550500229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550500199 and 550500208.

It is not an unprimeable number, because it can be changed into a prime (550500733) by changing a digit.

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, 6401123 + ... + 6401208.

It is an arithmetic number, because the mean of its divisors is an integer number (140825652).

Almost surely, 2^550500233 is an apocalyptic number.

It is an amenable number.

550500233 is a deficient number, since it is larger than the sum of its proper divisors (12802375).

550500233 is a wasteful number, since it uses less digits than its factorization.

550500233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12802374.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 550500233 is about 23462.7413786198. The cubic root of 550500233 is about 819.5695902034.

Adding to 550500233 its reverse (332005055), we get a palindrome (882505288).

The spelling of 550500233 in words is "five hundred fifty million, five hundred thousand, two hundred thirty-three".