4421829 has 16 divisors (see below), whose sum is σ = 6092864. Its totient is φ = 2851200.

The previous prime is 4421801. The next prime is 4421831. The reversal of 4421829 is 9281244.

It is not a de Polignac number, because 4421829 - 2⁵ = 4421797 is a prime.

It is a Duffinian number.

4421829 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 4421796 and 4421805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4421839) 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 in 15 ways as a sum of consecutive naturals, for example, 13194 + ... + 13524.

It is an arithmetic number, because the mean of its divisors is an integer number (380804).

Almost surely, 2^4421829 is an apocalyptic number.

It is an amenable number.

4421829 is a deficient number, since it is larger than the sum of its proper divisors (1671035).

4421829 is a wasteful number, since it uses less digits than its factorization.

4421829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468.

The product of its digits is 4608, while the sum is 30.

The square root of 4421829 is about 2102.8145424645. The cubic root of 4421829 is about 164.1347915244.

The spelling of 4421829 in words is "four million, four hundred twenty-one thousand, eight hundred twenty-nine".