551058222 has 64 divisors (see below), whose sum is σ = 1307819520. Its totient is φ = 152592000.

The previous prime is 551058217. The next prime is 551058223. The reversal of 551058222 is 222850155.

551058222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 551058222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551058223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83479 + ... + 89837.

It is an arithmetic number, because the mean of its divisors is an integer number (20434680).

Almost surely, 2^551058222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 551058222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (653909760).

551058222 is an abundant number, since it is smaller than the sum of its proper divisors (756761298).

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

551058222 is a wasteful number, since it uses less digits than its factorization.

551058222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6489.

The product of its (nonzero) digits is 8000, while the sum is 30.

The square root of 551058222 is about 23474.6293261470. The cubic root of 551058222 is about 819.8464029185.

The spelling of 551058222 in words is "five hundred fifty-one million, fifty-eight thousand, two hundred twenty-two".