4322665 has 4 divisors (see below), whose sum is σ = 5187204. Its totient is φ = 3458128.

The previous prime is 4322663. The next prime is 4322683. The reversal of 4322665 is 5662234.

It is a happy number.

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 1125721 + 3196944 = 1061^2 + 1788^2 .

It is a cyclic number.

It is not a de Polignac number, because 4322665 - 2¹ = 4322663 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4322663) 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, 432262 + ... + 432271.

It is an arithmetic number, because the mean of its divisors is an integer number (1296801).

Almost surely, 2^4322665 is an apocalyptic number.

It is an amenable number.

4322665 is a deficient number, since it is larger than the sum of its proper divisors (864539).

4322665 is an equidigital number, since it uses as much as digits as its factorization.

4322665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864538.

The product of its digits is 8640, while the sum is 28.

The square root of 4322665 is about 2079.1019696013. The cubic root of 4322665 is about 162.8985404954.

Adding to 4322665 its reverse (5662234), we get a palindrome (9984899).

The spelling of 4322665 in words is "four million, three hundred twenty-two thousand, six hundred sixty-five".