550212426 has 20 divisors (see below), whose sum is σ = 1232883762. Its totient is φ = 183404088.

The previous prime is 550212419. The next prime is 550212427. The reversal of 550212426 is 624212055.

It can be written as a sum of positive squares in only one way, i.e., 432598401 + 117614025 = 20799^2 + 10845^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 550212426.

It is not an unprimeable number, because it can be changed into a prime (550212427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1698025 + ... + 1698348.

Almost surely, 2^550212426 is an apocalyptic number.

550212426 is an abundant number, since it is smaller than the sum of its proper divisors (682671336).

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

550212426 is a wasteful number, since it uses less digits than its factorization.

550212426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3396387 (or 3396378 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 550212426 is about 23456.6072994370. The cubic root of 550212426 is about 819.4267389267.

The spelling of 550212426 in words is "five hundred fifty million, two hundred twelve thousand, four hundred twenty-six".