4442421412 has 48 divisors (see below), whose sum is σ = 9141273792. Its totient is φ = 1862340480.

The previous prime is 4442421409. The next prime is 4442421437. The reversal of 4442421412 is 2141242444.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 845658 + ... + 850894.

It is an arithmetic number, because the mean of its divisors is an integer number (190443204).

Almost surely, 2^4442421412 is an apocalyptic number.

It is an amenable number.

4442421412 is an abundant number, since it is smaller than the sum of its proper divisors (4698852380).

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

4442421412 is a wasteful number, since it uses less digits than its factorization.

4442421412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6748 (or 6746 counting only the distinct ones).

The product of its digits is 8192, while the sum is 28.

The square root of 4442421412 is about 66651.4921963492. The cubic root of 4442421412 is about 1643.8918836752.

Adding to 4442421412 its reverse (2141242444), we get a palindrome (6583663856).

The spelling of 4442421412 in words is "four billion, four hundred forty-two million, four hundred twenty-one thousand, four hundred twelve".