441057217 has 4 divisors (see below), whose sum is σ = 441141696. Its totient is φ = 440972740.

The previous prime is 441057191. The next prime is 441057229. The reversal of 441057217 is 712750144.

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 441057217 - 2¹⁹ = 440532929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (441057247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33853 + ... + 45034.

It is an arithmetic number, because the mean of its divisors is an integer number (110285424).

Almost surely, 2^441057217 is an apocalyptic number.

It is an amenable number.

441057217 is a deficient number, since it is larger than the sum of its proper divisors (84479).

441057217 is an equidigital number, since it uses as much as digits as its factorization.

441057217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84478.

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 441057217 is about 21001.3622653389. The cubic root of 441057217 is about 761.1991785371.

The spelling of 441057217 in words is "four hundred forty-one million, fifty-seven thousand, two hundred seventeen".