666282226 has 16 divisors (see below), whose sum is σ = 1027611648. Its totient is φ = 323805600.

The previous prime is 666282203. The next prime is 666282263. The reversal of 666282226 is 622282666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7231 + ... + 37213.

It is an arithmetic number, because the mean of its divisors is an integer number (64225728).

Almost surely, 2^666282226 is an apocalyptic number.

666282226 is a deficient number, since it is larger than the sum of its proper divisors (361329422).

666282226 is a wasteful number, since it uses less digits than its factorization.

666282226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30297.

The product of its digits is 165888, while the sum is 40.

The square root of 666282226 is about 25812.4432396470. The cubic root of 666282226 is about 873.4125125202.

It can be divided in two parts, 6662 and 82226, that added together give a palindrome (88888).

The spelling of 666282226 in words is "six hundred sixty-six million, two hundred eighty-two thousand, two hundred twenty-six".