22254223 has 8 divisors (see below), whose sum is σ = 23457600. Its totient is φ = 21079968.

The previous prime is 22254161. The next prime is 22254233. The reversal of 22254223 is 32245222.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22254223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22254194 and 22254203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22254233) 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 in 7 ways as a sum of consecutive naturals, for example, 5703 + ... + 8776.

It is an arithmetic number, because the mean of its divisors is an integer number (2932200).

Almost surely, 2^22254223 is an apocalyptic number.

22254223 is a deficient number, since it is larger than the sum of its proper divisors (1203377).

22254223 is a wasteful number, since it uses less digits than its factorization.

22254223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14561.

The product of its digits is 1920, while the sum is 22.

The square root of 22254223 is about 4717.4381818949. The cubic root of 22254223 is about 281.2791095467.

Adding to 22254223 its reverse (32245222), we get a palindrome (54499445).

Subtracting 22254223 from its reverse (32245222), we obtain a palindrome (9990999).

It can be divided in two parts, 222 and 54223, that added together give a palindrome (54445).

The spelling of 22254223 in words is "twenty-two million, two hundred fifty-four thousand, two hundred twenty-three".