420014444 has 12 divisors (see below), whose sum is σ = 778262184. Its totient is φ = 197653824.

The previous prime is 420014429. The next prime is 420014449. The reversal of 420014444 is 444410024.

It is not an unprimeable number, because it can be changed into a prime (420014449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3088274 + ... + 3088409.

It is an arithmetic number, because the mean of its divisors is an integer number (64855182).

Almost surely, 2^420014444 is an apocalyptic number.

It is an amenable number.

420014444 is a deficient number, since it is larger than the sum of its proper divisors (358247740).

420014444 is a wasteful number, since it uses less digits than its factorization.

420014444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6176704 (or 6176702 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 420014444 is about 20494.2539264058. The cubic root of 420014444 is about 748.8958234864.

Adding to 420014444 its reverse (444410024), we get a palindrome (864424468).

The spelling of 420014444 in words is "four hundred twenty million, fourteen thousand, four hundred forty-four".