222271904 has 24 divisors (see below), whose sum is σ = 441477540. Its totient is φ = 110150656.

The previous prime is 222271901. The next prime is 222271927. The reversal of 222271904 is 409172222.

222271904 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 220581904 + 1690000 = 14852^2 + 1300^2 .

It is not an unprimeable number, because it can be changed into a prime (222271901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27119 + ... + 34350.

Almost surely, 2^222271904 is an apocalyptic number.

It is an amenable number.

222271904 is a deficient number, since it is larger than the sum of its proper divisors (219205636).

222271904 is a wasteful number, since it uses less digits than its factorization.

222271904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61592 (or 61584 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 222271904 is about 14908.7861343571. The cubic root of 222271904 is about 605.7519998047.

The spelling of 222271904 in words is "two hundred twenty-two million, two hundred seventy-one thousand, nine hundred four".