551226306 has 16 divisors (see below), whose sum is σ = 1114840800. Its totient is φ = 181677408.

The previous prime is 551226301. The next prime is 551226307. The reversal of 551226306 is 603622155.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (551226301) 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 7 ways as a sum of consecutive naturals, for example, 515596 + ... + 516663.

It is an arithmetic number, because the mean of its divisors is an integer number (69677550).

Almost surely, 2^551226306 is an apocalyptic number.

551226306 is an abundant number, since it is smaller than the sum of its proper divisors (563614494).

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

551226306 is a wasteful number, since it uses less digits than its factorization.

551226306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032353.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 551226306 is about 23478.2091736146. The cubic root of 551226306 is about 819.9297510710.

The spelling of 551226306 in words is "five hundred fifty-one million, two hundred twenty-six thousand, three hundred six".