8221633468 has 12 divisors (see below), whose sum is σ = 14584953040. Its totient is φ = 4054504032.

The previous prime is 8221633463. The next prime is 8221633471. The reversal of 8221633468 is 8643361228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8221633463) 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 3 ways as a sum of consecutive naturals, for example, 14077848 + ... + 14078431.

Almost surely, 2^8221633468 is an apocalyptic number.

It is an amenable number.

8221633468 is a deficient number, since it is larger than the sum of its proper divisors (6363319572).

8221633468 is a wasteful number, since it uses less digits than its factorization.

8221633468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28156356 (or 28156354 counting only the distinct ones).

The product of its digits is 331776, while the sum is 43.

The square root of 8221633468 is about 90673.2235447709. The cubic root of 8221633468 is about 2018.3014728813.

The spelling of 8221633468 in words is "eight billion, two hundred twenty-one million, six hundred thirty-three thousand, four hundred sixty-eight".