864227211 has 8 divisors (see below), whose sum is σ = 1176820224. Its totient is φ = 563892840.

The previous prime is 864227197. The next prime is 864227213. The reversal of 864227211 is 112722468.

864227211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 864227211 - 2¹¹ = 864225163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (864227213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3064495 + ... + 3064776.

It is an arithmetic number, because the mean of its divisors is an integer number (147102528).

Almost surely, 2^864227211 is an apocalyptic number.

864227211 is a deficient number, since it is larger than the sum of its proper divisors (312593013).

864227211 is a wasteful number, since it uses less digits than its factorization.

864227211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6129321.

The product of its digits is 10752, while the sum is 33.

The square root of 864227211 is about 29397.7415969322. The cubic root of 864227211 is about 952.5241134422.

Adding to 864227211 its reverse (112722468), we get a palindrome (976949679).

It can be divided in two parts, 8642 and 27211, that added together give a palindrome (35853).

The spelling of 864227211 in words is "eight hundred sixty-four million, two hundred twenty-seven thousand, two hundred eleven".