12222673 has 2 divisors, whose sum is σ = 12222674. Its totient is φ = 12222672.

The previous prime is 12222671. The next prime is 12222697. The reversal of 12222673 is 37622221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12159169 + 63504 = 3487^2 + 252^2 .

It is a cyclic number.

It is not a de Polignac number, because 12222673 - 2¹ = 12222671 is a prime.

Together with 12222671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12222671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111336 + 6111337.

It is an arithmetic number, because the mean of its divisors is an integer number (6111337).

Almost surely, 2^12222673 is an apocalyptic number.

It is an amenable number.

12222673 is a deficient number, since it is larger than the sum of its proper divisors (1).

12222673 is an equidigital number, since it uses as much as digits as its factorization.

12222673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 25.

The square root of 12222673 is about 3496.0939632681. The cubic root of 12222673 is about 230.3502728430.

Adding to 12222673 its reverse (37622221), we get a palindrome (49844894).

The spelling of 12222673 in words is "twelve million, two hundred twenty-two thousand, six hundred seventy-three".