4440206424 has 32 divisors (see below), whose sum is σ = 11288664000. Its totient is φ = 1454982432.

The previous prime is 4440206399. The next prime is 4440206431. The reversal of 4440206424 is 4246020444.

It is a junction number, because it is equal to n+sod(n) for n = 4440206391 and 4440206400.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1566454 + ... + 1569285.

It is an arithmetic number, because the mean of its divisors is an integer number (352770750).

Almost surely, 2^4440206424 is an apocalyptic number.

It is an amenable number.

4440206424 is an abundant number, since it is smaller than the sum of its proper divisors (6848457576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4440206424 is a wasteful number, since it uses less digits than its factorization.

4440206424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3135807 (or 3135803 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

The square root of 4440206424 is about 66634.8739324987. The cubic root of 4440206424 is about 1643.6186238324.

Adding to 4440206424 its reverse (4246020444), we get a palindrome (8686226868).

The spelling of 4440206424 in words is "four billion, four hundred forty million, two hundred six thousand, four hundred twenty-four".