550771226 has 4 divisors (see below), whose sum is σ = 826156842. Its totient is φ = 275385612.

The previous prime is 550771097. The next prime is 550771231. The reversal of 550771226 is 622177055.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 547513201 + 3258025 = 23399^2 + 1805^2 .

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, 137692805 + ... + 137692808.

Almost surely, 2^550771226 is an apocalyptic number.

550771226 is a deficient number, since it is larger than the sum of its proper divisors (275385616).

550771226 is a wasteful number, since it uses less digits than its factorization.

550771226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275385615.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 550771226 is about 23468.5156326513. The cubic root of 550771226 is about 819.7040504482.

The spelling of 550771226 in words is "five hundred fifty million, seven hundred seventy-one thousand, two hundred twenty-six".