22853863 has 4 divisors (see below), whose sum is σ = 22888008. Its totient is φ = 22819720.

The previous prime is 22853849. The next prime is 22853917. The reversal of 22853863 is 36835822.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22853863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22853813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16048 + ... + 17413.

It is an arithmetic number, because the mean of its divisors is an integer number (5722002).

Almost surely, 2^22853863 is an apocalyptic number.

22853863 is a deficient number, since it is larger than the sum of its proper divisors (34145).

22853863 is an equidigital number, since it uses as much as digits as its factorization.

22853863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34144.

The product of its digits is 69120, while the sum is 37.

The square root of 22853863 is about 4780.5714093610. The cubic root of 22853863 is about 283.7831073947.

It can be divided in two parts, 22853 and 863, that added together give a square (23716 = 154²).

The spelling of 22853863 in words is "twenty-two million, eight hundred fifty-three thousand, eight hundred sixty-three".