551422226 has 8 divisors (see below), whose sum is σ = 835323084. Its totient is φ = 272981200.

The previous prime is 551422213. The next prime is 551422241. The reversal of 551422226 is 622224155.

It can be written as a sum of positive squares in 2 ways, for example, as 517608001 + 33814225 = 22751^2 + 5815^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 1364705 + ... + 1365108.

Almost surely, 2^551422226 is an apocalyptic number.

551422226 is a deficient number, since it is larger than the sum of its proper divisors (283900858).

551422226 is a wasteful number, since it uses less digits than its factorization.

551422226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2729916.

The product of its digits is 9600, while the sum is 29.

The square root of 551422226 is about 23482.3811824951. The cubic root of 551422226 is about 820.0268809352.

The spelling of 551422226 in words is "five hundred fifty-one million, four hundred twenty-two thousand, two hundred twenty-six".