4224965 has 12 divisors (see below), whose sum is σ = 5201964. Its totient is φ = 3294144.

The previous prime is 4224947. The next prime is 4224967. The reversal of 4224965 is 5694224.

It can be written as a sum of positive squares in 2 ways, for example, as 2669956 + 1555009 = 1634^2 + 1247^2 .

It is not a de Polignac number, because 4224965 - 2⁶ = 4224901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224967) 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 11 ways as a sum of consecutive naturals, for example, 9017 + ... + 9473.

It is an arithmetic number, because the mean of its divisors is an integer number (433497).

Almost surely, 2^4224965 is an apocalyptic number.

It is an amenable number.

4224965 is a deficient number, since it is larger than the sum of its proper divisors (976999).

4224965 is an equidigital number, since it uses as much as digits as its factorization.

4224965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548 (or 505 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 4224965 is about 2055.4719652673. The cubic root of 4224965 is about 161.6619098517.

The spelling of 4224965 in words is "four million, two hundred twenty-four thousand, nine hundred sixty-five".