4424420444 has 12 divisors (see below), whose sum is σ = 7761217800. Its totient is φ = 2206929648.

The previous prime is 4424420411. The next prime is 4424420477. The reversal of 4424420444 is 4440244244.

It is an interprime number because it is at equal distance from previous prime (4424420411) and next prime (4424420477).

It is a self number, because there is not a number n which added to its sum of digits gives 4424420444.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1318259 + ... + 1321610.

It is an arithmetic number, because the mean of its divisors is an integer number (646768150).

Almost surely, 2^4424420444 is an apocalyptic number.

It is an amenable number.

4424420444 is a deficient number, since it is larger than the sum of its proper divisors (3336797356).

4424420444 is a wasteful number, since it uses less digits than its factorization.

4424420444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2640292 (or 2640290 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

The square root of 4424420444 is about 66516.3171259504. The cubic root of 4424420444 is about 1641.6684937918.

Adding to 4424420444 its reverse (4440244244), we get a palindrome (8864664688).

The spelling of 4424420444 in words is "four billion, four hundred twenty-four million, four hundred twenty thousand, four hundred forty-four".