551226522 has 32 divisors (see below), whose sum is σ = 1374488064. Its totient is φ = 143175600.

The previous prime is 551226521. The next prime is 551226541. The reversal of 551226522 is 225622155.

It is a self number, because there is not a number n which added to its sum of digits gives 551226522.

It is not an unprimeable number, because it can be changed into a prime (551226521) 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 15 ways as a sum of consecutive naturals, for example, 596104 + ... + 597027.

It is an arithmetic number, because the mean of its divisors is an integer number (42952752).

Almost surely, 2^551226522 is an apocalyptic number.

551226522 is an abundant number, since it is smaller than the sum of its proper divisors (823261542).

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

551226522 is a wasteful number, since it uses less digits than its factorization.

551226522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193154.

The product of its digits is 12000, while the sum is 30.

The square root of 551226522 is about 23478.2137736243. The cubic root of 551226522 is about 819.9298581685.

Adding to 551226522 its reverse (225622155), we get a palindrome (776848677).

The spelling of 551226522 in words is "five hundred fifty-one million, two hundred twenty-six thousand, five hundred twenty-two".