4426839 has 16 divisors (see below), whose sum is σ = 6615040. Its totient is φ = 2925720.

The previous prime is 4426813. The next prime is 4426843. The reversal of 4426839 is 9386244.

It is a happy number.

It is not a de Polignac number, because 4426839 - 2²¹ = 2329687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4426859) 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, 2784 + ... + 4074.

It is an arithmetic number, because the mean of its divisors is an integer number (413440).

Almost surely, 2^4426839 is an apocalyptic number.

4426839 is a deficient number, since it is larger than the sum of its proper divisors (2188201).

4426839 is a wasteful number, since it uses less digits than its factorization.

4426839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427 (or 1421 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 4426839 is about 2104.0054657724. The cubic root of 4426839 is about 164.1967572054.

The spelling of 4426839 in words is "four million, four hundred twenty-six thousand, eight hundred thirty-nine".