22836243 has 18 divisors (see below), whose sum is σ = 31819692. Its totient is φ = 14567520.

The previous prime is 22836241. The next prime is 22836277. The reversal of 22836243 is 34263822.

It is not a de Polignac number, because 22836243 - 2¹ = 22836241 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22836243.

It is not an unprimeable number, because it can be changed into a prime (22836241) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 256543 + ... + 256631.

Almost surely, 2^22836243 is an apocalyptic number.

22836243 is a deficient number, since it is larger than the sum of its proper divisors (8983449).

22836243 is an frugal number, since it uses more digits than its factorization.

22836243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243 (or 123 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 22836243 is about 4778.7281780825. The cubic root of 22836243 is about 283.7101577443.

The spelling of 22836243 in words is "twenty-two million, eight hundred thirty-six thousand, two hundred forty-three".