86440592 has 40 divisors (see below), whose sum is σ = 193219776. Its totient is φ = 36694656.

The previous prime is 86440591. The next prime is 86440603. The reversal of 86440592 is 29504468.

It is not an unprimeable number, because it can be changed into a prime (86440591) 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 7 ways as a sum of consecutive naturals, for example, 8378 + ... + 15590.

Almost surely, 2^86440592 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 86440592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96609888).

86440592 is an abundant number, since it is smaller than the sum of its proper divisors (106779184).

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

86440592 is a wasteful number, since it uses less digits than its factorization.

86440592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7335 (or 7329 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 86440592 is about 9297.3432764419. The cubic root of 86440592 is about 442.1530015006.

The spelling of 86440592 in words is "eighty-six million, four hundred forty thousand, five hundred ninety-two".