222727222 has 4 divisors (see below), whose sum is σ = 334090836. Its totient is φ = 111363610.

The previous prime is 222727189. The next prime is 222727223.

222727222 is nontrivially palindromic in base 10.

222727222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222727223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55681804 + ... + 55681807.

It is an arithmetic number, because the mean of its divisors is an integer number (83522709).

Almost surely, 2^222727222 is an apocalyptic number.

222727222 is a deficient number, since it is larger than the sum of its proper divisors (111363614).

222727222 is a wasteful number, since it uses less digits than its factorization.

222727222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111363613.

The product of its digits is 6272, while the sum is 28.

The square root of 222727222 is about 14924.0484453784. The cubic root of 222727222 is about 606.1653399052.

It can be divided in two parts, 2227272 and 22, that multiplied together give a palindrome (48999984).

The spelling of 222727222 in words is "two hundred twenty-two million, seven hundred twenty-seven thousand, two hundred twenty-two".