550335222 has 28 divisors (see below), whose sum is σ = 1237691340. Its totient is φ = 183444588.

The previous prime is 550335211. The next prime is 550335241. The reversal of 550335222 is 222533055.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 187272 + ... + 190187.

Almost surely, 2^550335222 is an apocalyptic number.

550335222 is an abundant number, since it is smaller than the sum of its proper divisors (687356118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550335222 is an equidigital number, since it uses as much as digits as its factorization.

550335222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377479 (or 377464 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 550335222 is about 23459.2246674949. The cubic root of 550335222 is about 819.4876940756.

Adding to 550335222 its reverse (222533055), we get a palindrome (772868277).

The spelling of 550335222 in words is "five hundred fifty million, three hundred thirty-five thousand, two hundred twenty-two".