550661122 has 32 divisors (see below), whose sum is σ = 932249088. Its totient is φ = 241680000.

The previous prime is 550661087. The next prime is 550661129. The reversal of 550661122 is 221166055.

It is not an unprimeable number, because it can be changed into a prime (550661129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 518472 + ... + 519532.

It is an arithmetic number, because the mean of its divisors is an integer number (29132784).

Almost surely, 2^550661122 is an apocalyptic number.

550661122 is a deficient number, since it is larger than the sum of its proper divisors (381587966).

550661122 is a wasteful number, since it uses less digits than its factorization.

550661122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 550661122 is about 23466.1697343218. The cubic root of 550661122 is about 819.6494247976.

The spelling of 550661122 in words is "five hundred fifty million, six hundred sixty-one thousand, one hundred twenty-two".