440544242 has 8 divisors (see below), whose sum is σ = 661737600. Its totient is φ = 219965044.

The previous prime is 440544227. The next prime is 440544271. The reversal of 440544242 is 242445044.

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, 151742 + ... + 154617.

It is an arithmetic number, because the mean of its divisors is an integer number (82717200).

Almost surely, 2^440544242 is an apocalyptic number.

440544242 is a deficient number, since it is larger than the sum of its proper divisors (221193358).

440544242 is a wasteful number, since it uses less digits than its factorization.

440544242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307080.

The product of its (nonzero) digits is 20480, while the sum is 29.

The square root of 440544242 is about 20989.1458139678. The cubic root of 440544242 is about 760.9039578616.

Adding to 440544242 its reverse (242445044), we get a palindrome (682989286).

The spelling of 440544242 in words is "four hundred forty million, five hundred forty-four thousand, two hundred forty-two".