4489217 has 4 divisors (see below), whose sum is σ = 4494000. Its totient is φ = 4484436.

The previous prime is 4489193. The next prime is 4489237. The reversal of 4489217 is 7129844.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4489217 - 2⁸ = 4488961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4489237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 467 + ... + 3032.

It is an arithmetic number, because the mean of its divisors is an integer number (1123500).

It is a Proth number, since it is equal to 137 ⋅ 2¹⁵ + 1 and 137 < 2¹⁵.

Almost surely, 2^4489217 is an apocalyptic number.

It is an amenable number.

4489217 is a deficient number, since it is larger than the sum of its proper divisors (4783).

4489217 is a wasteful number, since it uses less digits than its factorization.

4489217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4782.

The product of its digits is 16128, while the sum is 35.

The square root of 4489217 is about 2118.7772417128. Note that the first 3 decimals coincide. The cubic root of 4489217 is about 164.9643877842.

The spelling of 4489217 in words is "four million, four hundred eighty-nine thousand, two hundred seventeen".