222533544 has 16 divisors (see below), whose sum is σ = 556333920. Its totient is φ = 74177840.

The previous prime is 222533539. The next prime is 222533561. The reversal of 222533544 is 445335222.

222533544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4636092 + ... + 4636139.

It is an arithmetic number, because the mean of its divisors is an integer number (34770870).

Almost surely, 2^222533544 is an apocalyptic number.

222533544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

222533544 is an abundant number, since it is smaller than the sum of its proper divisors (333800376).

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

222533544 is a wasteful number, since it uses less digits than its factorization.

222533544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9272240 (or 9272236 counting only the distinct ones).

The product of its digits is 28800, while the sum is 30.

The square root of 222533544 is about 14917.5582452357. The cubic root of 222533544 is about 605.9895868986.

Adding to 222533544 its reverse (445335222), we get a palindrome (667868766).

The spelling of 222533544 in words is "two hundred twenty-two million, five hundred thirty-three thousand, five hundred forty-four".