8466621332 has 24 divisors (see below), whose sum is σ = 16120832616. Its totient is φ = 3867383808.

The previous prime is 8466621329. The next prime is 8466621349. The reversal of 8466621332 is 2331266648.

It can be written as a sum of positive squares in 4 ways, for example, as 478909456 + 7987711876 = 21884^2 + 89374^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8466621332.

It is a congruent number.

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, 834233 + ... + 844320.

It is an arithmetic number, because the mean of its divisors is an integer number (671701359).

Almost surely, 2^8466621332 is an apocalyptic number.

It is an amenable number.

8466621332 is a deficient number, since it is larger than the sum of its proper divisors (7654211284).

8466621332 is a wasteful number, since it uses less digits than its factorization.

8466621332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1678667 (or 1678665 counting only the distinct ones).

The product of its digits is 248832, while the sum is 41.

The square root of 8466621332 is about 92014.2452666977. The cubic root of 8466621332 is about 2038.1526698880.

The spelling of 8466621332 in words is "eight billion, four hundred sixty-six million, six hundred twenty-one thousand, three hundred thirty-two".