42244042 has 8 divisors (see below), whose sum is σ = 63475776. Its totient is φ = 21085452.

The previous prime is 42244009. The next prime is 42244057. The reversal of 42244042 is 24044224.

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

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, 16818 + ... + 19165.

It is an arithmetic number, because the mean of its divisors is an integer number (7934472).

Almost surely, 2^42244042 is an apocalyptic number.

42244042 is a deficient number, since it is larger than the sum of its proper divisors (21231734).

42244042 is a wasteful number, since it uses less digits than its factorization.

42244042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36572.

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

The square root of 42244042 is about 6499.5416761492. The cubic root of 42244042 is about 348.2746158872.

Adding to 42244042 its reverse (24044224), we get a palindrome (66288266).

The spelling of 42244042 in words is "forty-two million, two hundred forty-four thousand, forty-two".