22226329 has 2 divisors, whose sum is σ = 22226330. Its totient is φ = 22226328.

The previous prime is 22226297. The next prime is 22226339. The reversal of 22226329 is 92362222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21641104 + 585225 = 4652^2 + 765^2 .

It is a cyclic number.

It is not a de Polignac number, because 22226329 - 2⁵ = 22226297 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22226297 and 22226306.

It is not a weakly prime, because it can be changed into another prime (22226339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11113164 + 11113165.

It is an arithmetic number, because the mean of its divisors is an integer number (11113165).

Almost surely, 2^22226329 is an apocalyptic number.

It is an amenable number.

22226329 is a deficient number, since it is larger than the sum of its proper divisors (1).

22226329 is an equidigital number, since it uses as much as digits as its factorization.

22226329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 28.

The square root of 22226329 is about 4714.4807773497. The cubic root of 22226329 is about 281.1615396531.

The spelling of 22226329 in words is "twenty-two million, two hundred twenty-six thousand, three hundred twenty-nine".