222044564 has 24 divisors (see below), whose sum is σ = 467463360. Its totient is φ = 90153216.

The previous prime is 222044551. The next prime is 222044593. The reversal of 222044564 is 465440222.

222044564 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208157 + ... + 209220.

It is an arithmetic number, because the mean of its divisors is an integer number (19477640).

Almost surely, 2^222044564 is an apocalyptic number.

It is an amenable number.

222044564 is an abundant number, since it is smaller than the sum of its proper divisors (245418796).

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

222044564 is a wasteful number, since it uses less digits than its factorization.

222044564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417407 (or 417405 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 222044564 is about 14901.1598206314. The cubic root of 222044564 is about 605.5454080366.

Adding to 222044564 its reverse (465440222), we get a palindrome (687484786).

The spelling of 222044564 in words is "two hundred twenty-two million, forty-four thousand, five hundred sixty-four".