22241827 has 2 divisors, whose sum is σ = 22241828. Its totient is φ = 22241826.

The previous prime is 22241801. The next prime is 22241861. The reversal of 22241827 is 72814222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22241827 - 2¹⁵ = 22209059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22241795 and 22241804.

It is not a weakly prime, because it can be changed into another prime (22241327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11120913 + 11120914.

It is an arithmetic number, because the mean of its divisors is an integer number (11120914).

Almost surely, 2^22241827 is an apocalyptic number.

22241827 is a deficient number, since it is larger than the sum of its proper divisors (1).

22241827 is an equidigital number, since it uses as much as digits as its factorization.

22241827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3584, while the sum is 28.

The square root of 22241827 is about 4716.1241501894. The cubic root of 22241827 is about 281.2268740162.

The spelling of 22241827 in words is "twenty-two million, two hundred forty-one thousand, eight hundred twenty-seven".