4244440423 has 8 divisors (see below), whose sum is σ = 4385423360. Its totient is φ = 4103711640.

The previous prime is 4244440379. The next prime is 4244440433. The reversal of 4244440423 is 3240444424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4244440423 - 2¹⁷ = 4244309351 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4244440433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29283 + ... + 96676.

It is an arithmetic number, because the mean of its divisors is an integer number (548177920).

Almost surely, 2^4244440423 is an apocalyptic number.

4244440423 is a deficient number, since it is larger than the sum of its proper divisors (140982937).

4244440423 is a wasteful number, since it uses less digits than its factorization.

4244440423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127077.

The product of its (nonzero) digits is 49152, while the sum is 31.

The square root of 4244440423 is about 65149.3700890500. The cubic root of 4244440423 is about 1619.0992837553.

Adding to 4244440423 its reverse (3240444424), we get a palindrome (7484884847).

The spelling of 4244440423 in words is "four billion, two hundred forty-four million, four hundred forty thousand, four hundred twenty-three".