272222222 has 16 divisors (see below), whose sum is σ = 421987200. Its totient is φ = 131569920.

The previous prime is 272222221. The next prime is 272222243. The reversal of 272222222 is 222222272.

272222222 is a modest number, since divided by 22222 gives 2722 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272222221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68054 + ... + 71942.

It is an arithmetic number, because the mean of its divisors is an integer number (26374200).

Almost surely, 2^272222222 is an apocalyptic number.

272222222 is a deficient number, since it is larger than the sum of its proper divisors (149764978).

272222222 is a wasteful number, since it uses less digits than its factorization.

272222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5051.

The product of its digits is 1792, while the sum is 23.

The square root of 272222222 is about 16499.1582209518. The cubic root of 272222222 is about 648.0987614928.

Adding to 272222222 its reverse (222222272), we get a palindrome (494444494).

The spelling of 272222222 in words is "two hundred seventy-two million, two hundred twenty-two thousand, two hundred twenty-two".