22855243 has 8 divisors (see below), whose sum is σ = 23684400. Its totient is φ = 22040928.

The previous prime is 22855223. The next prime is 22855247. The reversal of 22855243 is 34255822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22855243 - 2⁹ = 22854731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22855247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528 + ... + 6781.

It is an arithmetic number, because the mean of its divisors is an integer number (2960550).

Almost surely, 2^22855243 is an apocalyptic number.

22855243 is a deficient number, since it is larger than the sum of its proper divisors (829157).

22855243 is an equidigital number, since it uses as much as digits as its factorization.

22855243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7421.

The product of its digits is 19200, while the sum is 31.

The square root of 22855243 is about 4780.7157413927. The cubic root of 22855243 is about 283.7888192344.

The spelling of 22855243 in words is "twenty-two million, eight hundred fifty-five thousand, two hundred forty-three".