4421805 has 8 divisors (see below), whose sum is σ = 7074912. Its totient is φ = 2358288.

The previous prime is 4421801. The next prime is 4421831. The reversal of 4421805 is 5081244.

4421805 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4421805 - 2² = 4421801 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4421801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147379 + ... + 147408.

It is an arithmetic number, because the mean of its divisors is an integer number (884364).

Almost surely, 2^4421805 is an apocalyptic number.

It is an amenable number.

4421805 is a deficient number, since it is larger than the sum of its proper divisors (2653107).

4421805 is a wasteful number, since it uses less digits than its factorization.

4421805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294795.

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 4421805 is about 2102.8088358194. The cubic root of 4421805 is about 164.1344945702.

The spelling of 4421805 in words is "four million, four hundred twenty-one thousand, eight hundred five".