86422356 has 96 divisors (see below), whose sum is σ = 240065280. Its totient is φ = 26790912.

The previous prime is 86422351. The next prime is 86422361. The reversal of 86422356 is 65322468.

86422356 is a `hidden beast` number, since 8 + 642 + 2 + 3 + 5 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (86422351) and next prime (86422361).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 86422356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86422351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 188880 + ... + 189336.

It is an arithmetic number, because the mean of its divisors is an integer number (2500680).

Almost surely, 2^86422356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86422356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120032640).

86422356 is an abundant number, since it is smaller than the sum of its proper divisors (153642924).

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

86422356 is a wasteful number, since it uses less digits than its factorization.

86422356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590 (or 582 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 86422356 is about 9296.3625144462. The cubic root of 86422356 is about 442.1219062746.

It can be divided in two parts, 864 and 22356, that added together give a triangular number (23220 = T₂₁₅).

The spelling of 86422356 in words is "eighty-six million, four hundred twenty-two thousand, three hundred fifty-six".