550025530 has 8 divisors (see below), whose sum is σ = 990045972. Its totient is φ = 220010208.

The previous prime is 550025521. The next prime is 550025533. The reversal of 550025530 is 35520055.

It can be written as a sum of positive squares in 2 ways, for example, as 531440809 + 18584721 = 23053^2 + 4311^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 550025495 and 550025504.

It is not an unprimeable number, because it can be changed into a prime (550025533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27501267 + ... + 27501286.

Almost surely, 2^550025530 is an apocalyptic number.

550025530 is a deficient number, since it is larger than the sum of its proper divisors (440020442).

550025530 is a wasteful number, since it uses less digits than its factorization.

550025530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55002560.

The product of its (nonzero) digits is 3750, while the sum is 25.

The square root of 550025530 is about 23452.6230942298. The cubic root of 550025530 is about 819.3339475391. Note that the first 3 decimals are identical.

Adding to 550025530 its reverse (35520055), we get a palindrome (585545585).

The spelling of 550025530 in words is "five hundred fifty million, twenty-five thousand, five hundred thirty".