22812322 has 8 divisors (see below), whose sum is σ = 36850716. Its totient is φ = 10528752.

The previous prime is 22812319. The next prime is 22812397. The reversal of 22812322 is 22321822.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 22477081 + 335241 = 4741^2 + 579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22812293 and 22812302.

It is an unprimeable number.

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, 438673 + ... + 438724.

Almost surely, 2^22812322 is an apocalyptic number.

22812322 is a deficient number, since it is larger than the sum of its proper divisors (14038394).

22812322 is a wasteful number, since it uses less digits than its factorization.

22812322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877412.

The product of its digits is 768, while the sum is 22.

The square root of 22812322 is about 4776.2246597077. The cubic root of 22812322 is about 283.6110608580.

The spelling of 22812322 in words is "twenty-two million, eight hundred twelve thousand, three hundred twenty-two".