22365853 has 2 divisors, whose sum is σ = 22365854. Its totient is φ = 22365852.

The previous prime is 22365823. The next prime is 22365887. The reversal of 22365853 is 35856322.

It is a happy number.

It is an a-pointer prime, because the next prime (22365887) can be obtained adding 22365853 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22108804 + 257049 = 4702^2 + 507^2 .

It is a cyclic number.

It is not a de Polignac number, because 22365853 - 2²¹ = 20268701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22365803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11182926 + 11182927.

It is an arithmetic number, because the mean of its divisors is an integer number (11182927).

Almost surely, 2^22365853 is an apocalyptic number.

It is an amenable number.

22365853 is a deficient number, since it is larger than the sum of its proper divisors (1).

22365853 is an equidigital number, since it uses as much as digits as its factorization.

22365853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 34.

The square root of 22365853 is about 4729.2550153275. The cubic root of 22365853 is about 281.7486358931.

The spelling of 22365853 in words is "twenty-two million, three hundred sixty-five thousand, eight hundred fifty-three".