222000868 has 6 divisors (see below), whose sum is σ = 388501526. Its totient is φ = 111000432.

The previous prime is 222000833. The next prime is 222000871. The reversal of 222000868 is 868000222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 141324544 + 80676324 = 11888^2 + 8982^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27750105 + ... + 27750112.

Almost surely, 2^222000868 is an apocalyptic number.

It is an amenable number.

222000868 is a deficient number, since it is larger than the sum of its proper divisors (166500658).

222000868 is a wasteful number, since it uses less digits than its factorization.

222000868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55500221 (or 55500219 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 222000868 is about 14899.6935538957. The cubic root of 222000868 is about 605.5056838066.

The spelling of 222000868 in words is "two hundred twenty-two million, eight hundred sixty-eight", and thus it is an aban number.