4023430444 has 12 divisors (see below), whose sum is σ = 7681094568. Its totient is φ = 1828832000.

The previous prime is 4023430363. The next prime is 4023430487. The reversal of 4023430444 is 4440343204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45720757 + ... + 45720844.

It is an arithmetic number, because the mean of its divisors is an integer number (640091214).

Almost surely, 2^4023430444 is an apocalyptic number.

4023430444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4023430444 is a deficient number, since it is larger than the sum of its proper divisors (3657664124).

4023430444 is a wasteful number, since it uses less digits than its factorization.

4023430444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91441616 (or 91441614 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

The square root of 4023430444 is about 63430.5166619349. The cubic root of 4023430444 is about 1590.4944790645.

Adding to 4023430444 its reverse (4440343204), we get a palindrome (8463773648).

The spelling of 4023430444 in words is "four billion, twenty-three million, four hundred thirty thousand, four hundred forty-four".