442244011 has 8 divisors (see below), whose sum is σ = 484614144. Its totient is φ = 400234920.

The previous prime is 442243987. The next prime is 442244027. The reversal of 442244011 is 110442244.

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 442244011 - 2⁵ = 442243979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442244041) 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, 87691 + ... + 92596.

It is an arithmetic number, because the mean of its divisors is an integer number (60576768).

Almost surely, 2^442244011 is an apocalyptic number.

442244011 is a deficient number, since it is larger than the sum of its proper divisors (42370133).

442244011 is a wasteful number, since it uses less digits than its factorization.

442244011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180521.

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 442244011 is about 21029.5984507551. The cubic root of 442244011 is about 761.8813104061.

Adding to 442244011 its reverse (110442244), we get a palindrome (552686255).

The spelling of 442244011 in words is "four hundred forty-two million, two hundred forty-four thousand, eleven".