4273217 has 4 divisors (see below), whose sum is σ = 4601940. Its totient is φ = 3944496.

The previous prime is 4273207. The next prime is 4273249. The reversal of 4273217 is 7123724.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1635841 + 2637376 = 1279^2 + 1624^2 .

It is a cyclic number.

It is not a de Polignac number, because 4273217 - 2⁶ = 4273153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4273207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164342 + ... + 164367.

It is an arithmetic number, because the mean of its divisors is an integer number (1150485).

Almost surely, 2^4273217 is an apocalyptic number.

It is an amenable number.

4273217 is a deficient number, since it is larger than the sum of its proper divisors (328723).

4273217 is a wasteful number, since it uses less digits than its factorization.

4273217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328722.

The product of its digits is 2352, while the sum is 26.

The square root of 4273217 is about 2067.1760931280. The cubic root of 4273217 is about 162.2750117147.

The spelling of 4273217 in words is "four million, two hundred seventy-three thousand, two hundred seventeen".