22127873 has 2 divisors, whose sum is σ = 22127874. Its totient is φ = 22127872.

The previous prime is 22127849. The next prime is 22127879. The reversal of 22127873 is 37872122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15737089 + 6390784 = 3967^2 + 2528^2 .

It is a cyclic number.

It is not a de Polignac number, because 22127873 - 2⁸ = 22127617 is a prime.

It is not a weakly prime, because it can be changed into another prime (22127879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11063936 + 11063937.

It is an arithmetic number, because the mean of its divisors is an integer number (11063937).

Almost surely, 2^22127873 is an apocalyptic number.

It is an amenable number.

22127873 is a deficient number, since it is larger than the sum of its proper divisors (1).

22127873 is an equidigital number, since it uses as much as digits as its factorization.

22127873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9408, while the sum is 32.

The square root of 22127873 is about 4704.0273170976. The cubic root of 22127873 is about 280.7457712518.

Adding to 22127873 its reverse (37872122), we get a palindrome (59999995).

The spelling of 22127873 in words is "twenty-two million, one hundred twenty-seven thousand, eight hundred seventy-three".