846256086 has 80 divisors (see below), whose sum is σ = 2149686000. Its totient is φ = 246670272.

The previous prime is 846256049. The next prime is 846256087. The reversal of 846256086 is 680652648.

846256086 is a `hidden beast` number, since 8 + 4 + 6 + 2 + 560 + 86 = 666.

It is a super-2 number, since 2×846256086² = 1432298726184078792, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846256087) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 29440 + ... + 50588.

It is an arithmetic number, because the mean of its divisors is an integer number (26871075).

Almost surely, 2^846256086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 846256086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1074843000).

846256086 is an abundant number, since it is smaller than the sum of its proper divisors (1303429914).

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

846256086 is a wasteful number, since it uses less digits than its factorization.

846256086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21195 (or 21186 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 846256086 is about 29090.4810204300. The cubic root of 846256086 is about 945.8754095164.

The spelling of 846256086 in words is "eight hundred forty-six million, two hundred fifty-six thousand, eighty-six".