444242115 has 12 divisors (see below), whose sum is σ = 770019744. Its totient is φ = 236929104.

The previous prime is 444242107. The next prime is 444242119. The reversal of 444242115 is 511242444.

444242115 is a `hidden beast` number, since 4 + 442 + 4 + 211 + 5 = 666.

It is not a de Polignac number, because 444242115 - 2³ = 444242107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (444242119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4935979 + ... + 4936068.

It is an arithmetic number, because the mean of its divisors is an integer number (64168312).

Almost surely, 2^444242115 is an apocalyptic number.

444242115 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

444242115 is a deficient number, since it is larger than the sum of its proper divisors (325777629).

444242115 is a wasteful number, since it uses less digits than its factorization.

444242115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9872058 (or 9872055 counting only the distinct ones).

The product of its digits is 5120, while the sum is 27.

The square root of 444242115 is about 21077.0518574112. The cubic root of 444242115 is about 763.0270060930.

Adding to 444242115 its reverse (511242444), we get a palindrome (955484559).

The spelling of 444242115 in words is "four hundred forty-four million, two hundred forty-two thousand, one hundred fifteen".