86423712 has 96 divisors (see below), whose sum is σ = 241315200. Its totient is φ = 27030528.

The previous prime is 86423681. The next prime is 86423737. The reversal of 86423712 is 21732468.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102589 + ... + 103427.

It is an arithmetic number, because the mean of its divisors is an integer number (2513700).

Almost surely, 2^86423712 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 86423712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120657600).

86423712 is an abundant number, since it is smaller than the sum of its proper divisors (154891488).

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

86423712 is a wasteful number, since it uses less digits than its factorization.

86423712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918 (or 910 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 86423712 is about 9296.4354459115. The cubic root of 86423712 is about 442.1242186168.

The spelling of 86423712 in words is "eighty-six million, four hundred twenty-three thousand, seven hundred twelve".