4421671 has 2 divisors, whose sum is σ = 4421672. Its totient is φ = 4421670.

The previous prime is 4421653. The next prime is 4421689. The reversal of 4421671 is 1761244.

It is a balanced prime because it is at equal distance from previous prime (4421653) and next prime (4421689).

It is a cyclic number.

It is not a de Polignac number, because 4421671 - 2⁹ = 4421159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4421621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2210835 + 2210836.

It is an arithmetic number, because the mean of its divisors is an integer number (2210836).

Almost surely, 2^4421671 is an apocalyptic number.

4421671 is a deficient number, since it is larger than the sum of its proper divisors (1).

4421671 is an equidigital number, since it uses as much as digits as its factorization.

4421671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344, while the sum is 25.

The square root of 4421671 is about 2102.7769734330. The cubic root of 4421671 is about 164.1328365562.

The spelling of 4421671 in words is "four million, four hundred twenty-one thousand, six hundred seventy-one".