222403200 has 96 divisors (see below), whose sum is σ = 732572160. Its totient is φ = 59304960.

The previous prime is 222403141. The next prime is 222403271. The reversal of 222403200 is 2304222.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 222403200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1984 + ... + 21183.

It is an arithmetic number, because the mean of its divisors is an integer number (7630960).

Almost surely, 2^222403200 is an apocalyptic number.

222403200 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 222403200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366286080).

222403200 is an abundant number, since it is smaller than the sum of its proper divisors (510168960).

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

222403200 is a wasteful number, since it uses less digits than its factorization.

222403200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23194 (or 23177 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 222403200 is about 14913.1887938160. The cubic root of 222403200 is about 605.8712488839.

Adding to 222403200 its reverse (2304222), we get a palindrome (224707422).

The spelling of 222403200 in words is "two hundred twenty-two million, four hundred three thousand, two hundred".