422322233 has 4 divisors (see below), whose sum is σ = 423847140. Its totient is φ = 420797328.

The previous prime is 422322217. The next prime is 422322247. The reversal of 422322233 is 332223224.

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 243110464 + 179211769 = 15592^2 + 13387^2 .

It is a cyclic number.

It is not a de Polignac number, because 422322233 - 2⁴ = 422322217 is a prime.

It is a super-2 number, since 2×422322233² = 356712136972212578, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422322199 and 422322208.

It is not an unprimeable number, because it can be changed into a prime (422322283) 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 3 ways as a sum of consecutive naturals, for example, 762038 + ... + 762591.

It is an arithmetic number, because the mean of its divisors is an integer number (105961785).

Almost surely, 2^422322233 is an apocalyptic number.

It is an amenable number.

422322233 is a deficient number, since it is larger than the sum of its proper divisors (1524907).

422322233 is a wasteful number, since it uses less digits than its factorization.

422322233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524906.

The product of its digits is 3456, while the sum is 23.

The square root of 422322233 is about 20550.4801160460. The cubic root of 422322233 is about 750.2649333657.

Adding to 422322233 its reverse (332223224), we get a palindrome (754545457).

Subtracting from 422322233 its reverse (332223224), we obtain a palindrome (90099009).

The spelling of 422322233 in words is "four hundred twenty-two million, three hundred twenty-two thousand, two hundred thirty-three".