22550200 has 48 divisors (see below), whose sum is σ = 52876080. Its totient is φ = 8943360.

The previous prime is 22550173. The next prime is 22550219. The reversal of 22550200 is 205522.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26989 + ... + 27811.

It is an arithmetic number, because the mean of its divisors is an integer number (1101585).

Almost surely, 2^22550200 is an apocalyptic number.

22550200 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 22550200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26438040).

22550200 is an abundant number, since it is smaller than the sum of its proper divisors (30325880).

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

22550200 is a wasteful number, since it uses less digits than its factorization.

22550200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976 (or 967 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 16.

The square root of 22550200 is about 4748.7050866526. The cubic root of 22550200 is about 282.5206083068.

Adding to 22550200 its reverse (205522), we get a palindrome (22755722).

The spelling of 22550200 in words is "twenty-two million, five hundred fifty thousand, two hundred".