222440200 has 24 divisors (see below), whose sum is σ = 517173930. Its totient is φ = 88976000.

The previous prime is 222440149. The next prime is 222440203. The reversal of 222440200 is 2044222.

It can be written as a sum of positive squares in 3 ways, for example, as 152917956 + 69522244 = 12366^2 + 8338^2 .

It is not an unprimeable number, because it can be changed into a prime (222440203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 555901 + ... + 556300.

Almost surely, 2^222440200 is an apocalyptic number.

222440200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222440200 is an abundant number, since it is smaller than the sum of its proper divisors (294733730).

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

222440200 is a wasteful number, since it uses less digits than its factorization.

222440200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112217 (or 1112208 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 222440200 is about 14914.4292549195. The cubic root of 222440200 is about 605.9048455126.

Adding to 222440200 its reverse (2044222), we get a palindrome (224484422).

It can be divided in two parts, 2224 and 40200, that added together give a palindrome (42424).

The spelling of 222440200 in words is "two hundred twenty-two million, four hundred forty thousand, two hundred".