22162879 has 2 divisors, whose sum is σ = 22162880. Its totient is φ = 22162878.

The previous prime is 22162867. The next prime is 22162891. The reversal of 22162879 is 97826122.

It is a balanced prime because it is at equal distance from previous prime (22162867) and next prime (22162891).

It is a cyclic number.

It is not a de Polignac number, because 22162879 - 2⁹ = 22162367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22162859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11081439 + 11081440.

It is an arithmetic number, because the mean of its divisors is an integer number (11081440).

Almost surely, 2^22162879 is an apocalyptic number.

22162879 is a deficient number, since it is larger than the sum of its proper divisors (1).

22162879 is an equidigital number, since it uses as much as digits as its factorization.

22162879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 22162879 is about 4707.7467009175. The cubic root of 22162879 is about 280.8937386072.

The spelling of 22162879 in words is "twenty-two million, one hundred sixty-two thousand, eight hundred seventy-nine".