4646221716 has 24 divisors (see below), whose sum is σ = 10878192864. Its totient is φ = 1543453600.

The previous prime is 4646221693. The next prime is 4646221717. The reversal of 4646221716 is 6171226464.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4646221717) 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 7 ways as a sum of consecutive naturals, for example, 657210 + ... + 664241.

It is an arithmetic number, because the mean of its divisors is an integer number (453258036).

Almost surely, 2^4646221716 is an apocalyptic number.

It is an amenable number.

4646221716 is an abundant number, since it is smaller than the sum of its proper divisors (6231971148).

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

4646221716 is a wasteful number, since it uses less digits than its factorization.

4646221716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1321751 (or 1321749 counting only the distinct ones).

The product of its digits is 96768, while the sum is 39.

The square root of 4646221716 is about 68163.1991326698. The cubic root of 4646221716 is about 1668.6553431867.

The spelling of 4646221716 in words is "four billion, six hundred forty-six million, two hundred twenty-one thousand, seven hundred sixteen".