86393776 has 80 divisors (see below), whose sum is σ = 199987200. Its totient is φ = 35377920.

The previous prime is 86393767. The next prime is 86393843. The reversal of 86393776 is 67739368.

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, 517245 + ... + 517411.

It is an arithmetic number, because the mean of its divisors is an integer number (2499840).

Almost surely, 2^86393776 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 86393776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99993600).

86393776 is an abundant number, since it is smaller than the sum of its proper divisors (113593424).

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

86393776 is a wasteful number, since it uses less digits than its factorization.

86393776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362 (or 356 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 49.

The square root of 86393776 is about 9294.8252269744. The cubic root of 86393776 is about 442.0731641134.

The spelling of 86393776 in words is "eighty-six million, three hundred ninety-three thousand, seven hundred seventy-six".