86399334 has 48 divisors (see below), whose sum is σ = 214785792. Its totient is φ = 24588144.

The previous prime is 86399333. The next prime is 86399353. The reversal of 86399334 is 43399368.

86399334 is a `hidden beast` number, since 8 + 639 + 9 + 3 + 3 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 86399334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86399333) 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 23 ways as a sum of consecutive naturals, for example, 34447 + ... + 36869.

It is an arithmetic number, because the mean of its divisors is an integer number (4474704).

Almost surely, 2^86399334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86399334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107392896).

86399334 is an abundant number, since it is smaller than the sum of its proper divisors (128386458).

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

86399334 is a wasteful number, since it uses less digits than its factorization.

86399334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2721 (or 2718 counting only the distinct ones).

The product of its digits is 419904, while the sum is 45.

The square root of 86399334 is about 9295.1242057328. The cubic root of 86399334 is about 442.0826439242.

The spelling of 86399334 in words is "eighty-six million, three hundred ninety-nine thousand, three hundred thirty-four".