4402220491 has 2 divisors, whose sum is σ = 4402220492. Its totient is φ = 4402220490.

The previous prime is 4402220437. The next prime is 4402220519. The reversal of 4402220491 is 1940222044.

4402220491 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (4402220519) can be obtained adding 4402220491 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4402220491 is a prime.

It is not a weakly prime, because it can be changed into another prime (4402220191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2201110245 + 2201110246.

It is an arithmetic number, because the mean of its divisors is an integer number (2201110246).

Almost surely, 2^4402220491 is an apocalyptic number.

4402220491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4402220491 is an equidigital number, since it uses as much as digits as its factorization.

4402220491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 4402220491 is about 66349.2312766320. The cubic root of 4402220491 is about 1638.9181456790.

The spelling of 4402220491 in words is "four billion, four hundred two million, two hundred twenty thousand, four hundred ninety-one".