22498224 has 40 divisors (see below), whose sum is σ = 66424320. Its totient is φ = 6427968.

The previous prime is 22498213. The next prime is 22498243. The reversal of 22498224 is 42289422.

It is a happy number.

It is an unprimeable number.

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, 33144 + ... + 33815.

It is an arithmetic number, because the mean of its divisors is an integer number (1660608).

Almost surely, 2^22498224 is an apocalyptic number.

22498224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22498224 is an abundant number, since it is smaller than the sum of its proper divisors (43926096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22498224 is a wasteful number, since it uses less digits than its factorization.

22498224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66977 (or 66971 counting only the distinct ones).

The product of its digits is 18432, while the sum is 33.

The square root of 22498224 is about 4743.2292797207. The cubic root of 22498224 is about 282.3033805578.

It can be divided in two parts, 22498 and 224, that added together give a palindrome (22722).

The spelling of 22498224 in words is "twenty-two million, four hundred ninety-eight thousand, two hundred twenty-four".