22302200 has 48 divisors (see below), whose sum is σ = 54591000. Its totient is φ = 8449920.

The previous prime is 22302199. The next prime is 22302209. The reversal of 22302200 is 220322.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22302209) 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 11 ways as a sum of consecutive naturals, for example, 866 + ... + 6734.

Almost surely, 2^22302200 is an apocalyptic number.

22302200 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 22302200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27295500).

22302200 is an abundant number, since it is smaller than the sum of its proper divisors (32288800).

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

22302200 is a wasteful number, since it uses less digits than its factorization.

22302200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5904 (or 5895 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 22302200 is about 4722.5205134547. The cubic root of 22302200 is about 281.4810973029.

Adding to 22302200 its reverse (220322), we get a palindrome (22522522).

The spelling of 22302200 in words is "twenty-two million, three hundred two thousand, two hundred".