22928273 has 2 divisors, whose sum is σ = 22928274. Its totient is φ = 22928272.

The previous prime is 22928261. The next prime is 22928303. The reversal of 22928273 is 37282922.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14500864 + 8427409 = 3808^2 + 2903^2 .

It is a cyclic number.

It is not a de Polignac number, because 22928273 - 2¹⁶ = 22862737 is a prime.

It is not a weakly prime, because it can be changed into another prime (22928203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11464136 + 11464137.

It is an arithmetic number, because the mean of its divisors is an integer number (11464137).

Almost surely, 2^22928273 is an apocalyptic number.

It is an amenable number.

22928273 is a deficient number, since it is larger than the sum of its proper divisors (1).

22928273 is an equidigital number, since it uses as much as digits as its factorization.

22928273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 22928273 is about 4788.3476273136. The cubic root of 22928273 is about 284.0907639869.

The spelling of 22928273 in words is "twenty-two million, nine hundred twenty-eight thousand, two hundred seventy-three".