666226314 has 48 divisors (see below), whose sum is σ = 1564154592. Its totient is φ = 203723424.

The previous prime is 666226313. The next prime is 666226331. The reversal of 666226314 is 413622666.

It is not an unprimeable number, because it can be changed into a prime (666226313) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 29409 + ... + 46875.

It is an arithmetic number, because the mean of its divisors is an integer number (32586554).

Almost surely, 2^666226314 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 666226314, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (782077296).

666226314 is an abundant number, since it is smaller than the sum of its proper divisors (897928278).

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

666226314 is a wasteful number, since it uses less digits than its factorization.

666226314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17651 (or 17648 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 666226314 is about 25811.3601733810. The cubic root of 666226314 is about 873.3880806281.

The spelling of 666226314 in words is "six hundred sixty-six million, two hundred twenty-six thousand, three hundred fourteen".