860000222 has 16 divisors (see below), whose sum is σ = 1348306560. Its totient is φ = 410626392.

The previous prime is 860000203. The next prime is 860000231. The reversal of 860000222 is 222000068.

It is a junction number, because it is equal to n+sod(n) for n = 860000194 and 860000203.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 13373 + ... + 43575.

It is an arithmetic number, because the mean of its divisors is an integer number (84269160).

Almost surely, 2^860000222 is an apocalyptic number.

860000222 is a deficient number, since it is larger than the sum of its proper divisors (488306338).

860000222 is a wasteful number, since it uses less digits than its factorization.

860000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30847.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 860000222 is about 29325.7603822987. The cubic root of 860000222 is about 950.9686231333.

The spelling of 860000222 in words is "eight hundred sixty million, two hundred twenty-two", and thus it is an aban number.