550424222 has 4 divisors (see below), whose sum is σ = 825636336. Its totient is φ = 275212110.

The previous prime is 550424219. The next prime is 550424261. The reversal of 550424222 is 222424055.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 550424191 and 550424200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137606054 + ... + 137606057.

It is an arithmetic number, because the mean of its divisors is an integer number (206409084).

Almost surely, 2^550424222 is an apocalyptic number.

550424222 is a deficient number, since it is larger than the sum of its proper divisors (275212114).

550424222 is a wasteful number, since it uses less digits than its factorization.

550424222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275212113.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 550424222 is about 23461.1214991952. The cubic root of 550424222 is about 819.5318674392.

Adding to 550424222 its reverse (222424055), we get a palindrome (772848277).

The spelling of 550424222 in words is "five hundred fifty million, four hundred twenty-four thousand, two hundred twenty-two".