4322247661 has 16 divisors (see below), whose sum is σ = 4590763200. Its totient is φ = 4057941888.

The previous prime is 4322247647. The next prime is 4322247697. The reversal of 4322247661 is 1667422234.

It is a cyclic number.

It is not a de Polignac number, because 4322247661 - 2⁷ = 4322247533 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4322247661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4322245661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2156886 + ... + 2158888.

It is an arithmetic number, because the mean of its divisors is an integer number (286922700).

Almost surely, 2^4322247661 is an apocalyptic number.

It is an amenable number.

4322247661 is a deficient number, since it is larger than the sum of its proper divisors (268515539).

4322247661 is a wasteful number, since it uses less digits than its factorization.

4322247661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2988.

The product of its digits is 96768, while the sum is 37.

The square root of 4322247661 is about 65743.8032136870. The cubic root of 4322247661 is about 1628.9329788831.

Adding to 4322247661 its reverse (1667422234), we get a palindrome (5989669895).

The spelling of 4322247661 in words is "four billion, three hundred twenty-two million, two hundred forty-seven thousand, six hundred sixty-one".