550530122 has 4 divisors (see below), whose sum is σ = 825795186. Its totient is φ = 275265060.

The previous prime is 550530107. The next prime is 550530137. The reversal of 550530122 is 221035055.

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

It is an interprime number because it is at equal distance from previous prime (550530107) and next prime (550530137).

It can be written as a sum of positive squares in only one way, i.e., 451945081 + 98585041 = 21259^2 + 9929^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137632529 + ... + 137632532.

Almost surely, 2^550530122 is an apocalyptic number.

550530122 is a deficient number, since it is larger than the sum of its proper divisors (275265064).

550530122 is a wasteful number, since it uses less digits than its factorization.

550530122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275265063.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 550530122 is about 23463.3783160056. The cubic root of 550530122 is about 819.5844225751.

Adding to 550530122 its reverse (221035055), we get a palindrome (771565177).

The spelling of 550530122 in words is "five hundred fifty million, five hundred thirty thousand, one hundred twenty-two".