22498200 has 144 divisors (see below), whose sum is σ = 78343200. Its totient is φ = 5779200.

The previous prime is 22498199. The next prime is 22498207. The reversal of 22498200 is 289422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22498207) 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 35 ways as a sum of consecutive naturals, for example, 51985 + ... + 52415.

It is an arithmetic number, because the mean of its divisors is an integer number (544050).

Almost surely, 2^22498200 is an apocalyptic number.

22498200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22498200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39171600).

22498200 is an abundant number, since it is smaller than the sum of its proper divisors (55845000).

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

22498200 is a wasteful number, since it uses less digits than its factorization.

22498200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482 (or 470 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 22498200 is about 4743.2267497981. The cubic root of 22498200 is about 282.3032801753.

The spelling of 22498200 in words is "twenty-two million, four hundred ninety-eight thousand, two hundred".