550333225 has 12 divisors (see below), whose sum is σ = 734906956. Its totient is φ = 406399680.

The previous prime is 550333219. The next prime is 550333229. The reversal of 550333225 is 522333055.

It can be written as a sum of positive squares in 6 ways, for example, as 101062809 + 449270416 = 10053^2 + 21196^2 .

It is not a de Polignac number, because 550333225 - 2⁵ = 550333193 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550333193 and 550333202.

It is not an unprimeable number, because it can be changed into a prime (550333229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 846342 + ... + 846991.

Almost surely, 2^550333225 is an apocalyptic number.

It is an amenable number.

550333225 is a deficient number, since it is larger than the sum of its proper divisors (184573731).

550333225 is a wasteful number, since it uses less digits than its factorization.

550333225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1693356 (or 1693351 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 28.

The square root of 550333225 is about 23459.1821042423. The cubic root of 550333225 is about 819.4867028501.

The spelling of 550333225 in words is "five hundred fifty million, three hundred thirty-three thousand, two hundred twenty-five".