856226318 has 8 divisors (see below), whose sum is σ = 1359888912. Its totient is φ = 402930016.

The previous prime is 856226311. The next prime is 856226321. The reversal of 856226318 is 813622658.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (856226311) 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, 12591530 + ... + 12591597.

It is an arithmetic number, because the mean of its divisors is an integer number (169986114).

Almost surely, 2^856226318 is an apocalyptic number.

856226318 is a deficient number, since it is larger than the sum of its proper divisors (503662594).

856226318 is a wasteful number, since it uses less digits than its factorization.

856226318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25183146.

The product of its digits is 138240, while the sum is 41.

The square root of 856226318 is about 29261.3451160400. The cubic root of 856226318 is about 949.5755511097.

The spelling of 856226318 in words is "eight hundred fifty-six million, two hundred twenty-six thousand, three hundred eighteen".