22028323 has 2 divisors, whose sum is σ = 22028324. Its totient is φ = 22028322.

The previous prime is 22028317. The next prime is 22028351. The reversal of 22028323 is 32382022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22028323 - 2⁵ = 22028291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22028294 and 22028303.

It is not a weakly prime, because it can be changed into another prime (22028423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11014161 + 11014162.

It is an arithmetic number, because the mean of its divisors is an integer number (11014162).

Almost surely, 2^22028323 is an apocalyptic number.

22028323 is a deficient number, since it is larger than the sum of its proper divisors (1).

22028323 is an equidigital number, since it uses as much as digits as its factorization.

22028323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 22028323 is about 4693.4340306432. The cubic root of 22028323 is about 280.3241271975.

The spelling of 22028323 in words is "twenty-two million, twenty-eight thousand, three hundred twenty-three".