22225433 has 2 divisors, whose sum is σ = 22225434. Its totient is φ = 22225432.

The previous prime is 22225417. The next prime is 22225439. The reversal of 22225433 is 33452222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17372224 + 4853209 = 4168^2 + 2203^2 .

It is a cyclic number.

It is not a de Polignac number, because 22225433 - 2⁴ = 22225417 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22225399 and 22225408.

It is not a weakly prime, because it can be changed into another prime (22225439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11112716 + 11112717.

It is an arithmetic number, because the mean of its divisors is an integer number (11112717).

Almost surely, 2^22225433 is an apocalyptic number.

It is an amenable number.

22225433 is a deficient number, since it is larger than the sum of its proper divisors (1).

22225433 is an equidigital number, since it uses as much as digits as its factorization.

22225433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 23.

The square root of 22225433 is about 4714.3857500209. The cubic root of 22225433 is about 281.1577614895.

Adding to 22225433 its reverse (33452222), we get a palindrome (55677655).

The spelling of 22225433 in words is "twenty-two million, two hundred twenty-five thousand, four hundred thirty-three".