22452322 has 8 divisors (see below), whose sum is σ = 34839900. Its totient is φ = 10839024.

The previous prime is 22452289. The next prime is 22452361. The reversal of 22452322 is 22325422.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19351201 + 3101121 = 4399^2 + 1761^2 .

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 = 22452293 and 22452302.

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, 193497 + ... + 193612.

Almost surely, 2^22452322 is an apocalyptic number.

22452322 is a deficient number, since it is larger than the sum of its proper divisors (12387578).

22452322 is a wasteful number, since it uses less digits than its factorization.

22452322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387140.

The product of its digits is 1920, while the sum is 22.

The square root of 22452322 is about 4738.3881225581. The cubic root of 22452322 is about 282.1112600228. Note that the first 3 decimals are identical.

Adding to 22452322 its reverse (22325422), we get a palindrome (44777744).

The spelling of 22452322 in words is "twenty-two million, four hundred fifty-two thousand, three hundred twenty-two".