441223217 has 4 divisors (see below), whose sum is σ = 455456256. Its totient is φ = 426990180.

The previous prime is 441223213. The next prime is 441223243. The reversal of 441223217 is 712322144.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 441223217 - 2² = 441223213 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441223213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7116473 + ... + 7116534.

It is an arithmetic number, because the mean of its divisors is an integer number (113864064).

Almost surely, 2^441223217 is an apocalyptic number.

It is an amenable number.

441223217 is a deficient number, since it is larger than the sum of its proper divisors (14233039).

441223217 is a wasteful number, since it uses less digits than its factorization.

441223217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14233038.

The product of its digits is 2688, while the sum is 26.

The square root of 441223217 is about 21005.3140181241. The cubic root of 441223217 is about 761.2946636651.

The spelling of 441223217 in words is "four hundred forty-one million, two hundred twenty-three thousand, two hundred seventeen".