222704250 has 64 divisors (see below), whose sum is σ = 588601728. Its totient is φ = 55891200.

The previous prime is 222704249. The next prime is 222704329. The reversal of 222704250 is 52407222.

222704250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 222704250.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4017 + ... + 21483.

It is an arithmetic number, because the mean of its divisors is an integer number (9196902).

Almost surely, 2^222704250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222704250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (294300864).

222704250 is an abundant number, since it is smaller than the sum of its proper divisors (365897478).

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

222704250 is a wasteful number, since it uses less digits than its factorization.

222704250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17504 (or 17494 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 222704250 is about 14923.2787952246. The cubic root of 222704250 is about 606.1444993020.

The spelling of 222704250 in words is "two hundred twenty-two million, seven hundred four thousand, two hundred fifty".