4402421447 has 2 divisors, whose sum is σ = 4402421448. Its totient is φ = 4402421446.

The previous prime is 4402421389. The next prime is 4402421489. The reversal of 4402421447 is 7441242044.

4402421447 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4402421447 - 2¹⁰ = 4402420423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4402421047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2201210723 + 2201210724.

It is an arithmetic number, because the mean of its divisors is an integer number (2201210724).

Almost surely, 2^4402421447 is an apocalyptic number.

4402421447 is a deficient number, since it is larger than the sum of its proper divisors (1).

4402421447 is an equidigital number, since it uses as much as digits as its factorization.

4402421447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28672, while the sum is 32.

The square root of 4402421447 is about 66350.7456401207. The cubic root of 4402421447 is about 1638.9430835049.

The spelling of 4402421447 in words is "four billion, four hundred two million, four hundred twenty-one thousand, four hundred forty-seven".