4226642664 has 32 divisors (see below), whose sum is σ = 10739833440. Its totient is φ = 1385784000.

The previous prime is 4226642657. The next prime is 4226642681. The reversal of 4226642664 is 4662466224.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1442062 + ... + 1444989.

It is an arithmetic number, because the mean of its divisors is an integer number (335619795).

Almost surely, 2^4226642664 is an apocalyptic number.

It is an amenable number.

4226642664 is an abundant number, since it is smaller than the sum of its proper divisors (6513190776).

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

4226642664 is a wasteful number, since it uses less digits than its factorization.

4226642664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2887121 (or 2887117 counting only the distinct ones).

The product of its digits is 663552, while the sum is 42.

The square root of 4226642664 is about 65012.6346489665. The cubic root of 4226642664 is about 1616.8330478045.

The spelling of 4226642664 in words is "four billion, two hundred twenty-six million, six hundred forty-two thousand, six hundred sixty-four".