441242217 has 24 divisors (see below), whose sum is σ = 688870728. Its totient is φ = 270547200.

The previous prime is 441242173. The next prime is 441242237. The reversal of 441242217 is 712242144.

441242217 is a `hidden beast` number, since 441 + 2 + 4 + 2 + 217 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 124010496 + 317231721 = 11136^2 + 17811^2 .

It is not a de Polignac number, because 441242217 - 2⁸ = 441241961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (441242237) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26167 + ... + 39587.

It is an arithmetic number, because the mean of its divisors is an integer number (28702947).

Almost surely, 2^441242217 is an apocalyptic number.

It is an amenable number.

441242217 is a deficient number, since it is larger than the sum of its proper divisors (247628511).

441242217 is a wasteful number, since it uses less digits than its factorization.

441242217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13721 (or 13718 counting only the distinct ones).

The product of its digits is 3584, while the sum is 27.

The square root of 441242217 is about 21005.7662797623. The cubic root of 441242217 is about 761.3055911582.

The spelling of 441242217 in words is "four hundred forty-one million, two hundred forty-two thousand, two hundred seventeen".