864063222 has 32 divisors (see below), whose sum is σ = 1913376384. Its totient is φ = 257928000.

The previous prime is 864063173. The next prime is 864063227. The reversal of 864063222 is 222360468.

864063222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×864063222² = 1493210503226042568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864063227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93279 + ... + 102122.

It is an arithmetic number, because the mean of its divisors is an integer number (59793012).

Almost surely, 2^864063222 is an apocalyptic number.

864063222 is an abundant number, since it is smaller than the sum of its proper divisors (1049313162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

864063222 is a wasteful number, since it uses less digits than its factorization.

864063222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195484.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 864063222 is about 29394.9523217848. The cubic root of 864063222 is about 952.4638617878.

The spelling of 864063222 in words is "eight hundred sixty-four million, sixty-three thousand, two hundred twenty-two".