4421673 has 6 divisors (see below), whose sum is σ = 6386874. Its totient is φ = 2947776.

The previous prime is 4421671. The next prime is 4421689. The reversal of 4421673 is 3761244.

It can be written as a sum of positive squares in only one way, i.e., 3229209 + 1192464 = 1797^2 + 1092^2 .

It is not a de Polignac number, because 4421673 - 2¹ = 4421671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4421671) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 245640 + ... + 245657.

It is an arithmetic number, because the mean of its divisors is an integer number (1064479).

Almost surely, 2^4421673 is an apocalyptic number.

It is an amenable number.

4421673 is a deficient number, since it is larger than the sum of its proper divisors (1965201).

4421673 is a wasteful number, since it uses less digits than its factorization.

4421673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491303 (or 491300 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 4421673 is about 2102.7774489945. Note that the first 3 decimals coincide. The cubic root of 4421673 is about 164.1328613029.

The spelling of 4421673 in words is "four million, four hundred twenty-one thousand, six hundred seventy-three".