8226208660 has 12 divisors (see below), whose sum is σ = 17275038228. Its totient is φ = 3290483456.

The previous prime is 8226208657. The next prime is 8226208663. The reversal of 8226208660 is 668026228.

It is an interprime number because it is at equal distance from previous prime (8226208657) and next prime (8226208663).

It can be written as a sum of positive squares in 2 ways, for example, as 2049191824 + 6177016836 = 45268^2 + 78594^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8226208663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205655197 + ... + 205655236.

It is an arithmetic number, because the mean of its divisors is an integer number (1439586519).

Almost surely, 2^8226208660 is an apocalyptic number.

It is an amenable number.

8226208660 is an abundant number, since it is smaller than the sum of its proper divisors (9048829568).

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

8226208660 is a wasteful number, since it uses less digits than its factorization.

8226208660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411310442 (or 411310440 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 8226208660 is about 90698.4490495841. The cubic root of 8226208660 is about 2018.6757863493.

The spelling of 8226208660 in words is "eight billion, two hundred twenty-six million, two hundred eight thousand, six hundred sixty".