22322065 has 4 divisors (see below), whose sum is σ = 26786484. Its totient is φ = 17857648.

The previous prime is 22322059. The next prime is 22322087. The reversal of 22322065 is 56022322.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56022322 = 2 ⋅28011161.

It can be written as a sum of positive squares in 2 ways, for example, as 16451136 + 5870929 = 4056^2 + 2423^2 .

It is a cyclic number.

It is not a de Polignac number, because 22322065 - 2⁵ = 22322033 is a prime.

It is a super-3 number, since 3×22322065³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2232202 + ... + 2232211.

It is an arithmetic number, because the mean of its divisors is an integer number (6696621).

Almost surely, 2^22322065 is an apocalyptic number.

It is an amenable number.

22322065 is a deficient number, since it is larger than the sum of its proper divisors (4464419).

22322065 is an equidigital number, since it uses as much as digits as its factorization.

22322065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4464418.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 22322065 is about 4724.6232654043. The cubic root of 22322065 is about 281.5646460504.

Adding to 22322065 its reverse (56022322), we get a palindrome (78344387).

The spelling of 22322065 in words is "twenty-two million, three hundred twenty-two thousand, sixty-five".