4042444 has 24 divisors (see below), whose sum is σ = 8225280. Its totient is φ = 1702416.

The previous prime is 4042433. The next prime is 4042463. The reversal of 4042444 is 4442404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 429 + ... + 2875.

It is an arithmetic number, because the mean of its divisors is an integer number (342720).

Almost surely, 2^4042444 is an apocalyptic number.

It is an amenable number.

4042444 is an abundant number, since it is smaller than the sum of its proper divisors (4182836).

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

4042444 is a wasteful number, since it uses less digits than its factorization.

4042444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2517 (or 2515 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

The square root of 4042444 is about 2010.5830000276. The cubic root of 4042444 is about 159.2995946763.

Adding to 4042444 its reverse (4442404), we get a palindrome (8484848).

The spelling of 4042444 in words is "four million, forty-two thousand, four hundred forty-four".