4042243444 has 12 divisors (see below), whose sum is σ = 7075931968. Its totient is φ = 2020548600.

The previous prime is 4042243409. The next prime is 4042243487. The reversal of 4042243444 is 4443422404.

It is a super-2 number, since 2×4042243444² = 32679464121121962272, which contains 22 as substring.

It is a congruent number.

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, 127212 + ... + 155779.

Almost surely, 2^4042243444 is an apocalyptic number.

It is an amenable number.

4042243444 is a deficient number, since it is larger than the sum of its proper divisors (3033688524).

4042243444 is a wasteful number, since it uses less digits than its factorization.

4042243444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286566 (or 286564 counting only the distinct ones).

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

The square root of 4042243444 is about 63578.6398407515. The cubic root of 4042243444 is about 1592.9696021244.

Adding to 4042243444 its reverse (4443422404), we get a palindrome (8485665848).

The spelling of 4042243444 in words is "four billion, forty-two million, two hundred forty-three thousand, four hundred forty-four".