86321776 has 20 divisors (see below), whose sum is σ = 167393800. Its totient is φ = 43123392.

The previous prime is 86321749. The next prime is 86321791. The reversal of 86321776 is 67712368.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 31135 + ... + 33793.

It is an arithmetic number, because the mean of its divisors is an integer number (8369690).

Almost surely, 2^86321776 is an apocalyptic number.

It is an amenable number.

86321776 is a deficient number, since it is larger than the sum of its proper divisors (81072024).

86321776 is a wasteful number, since it uses less digits than its factorization.

86321776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4696 (or 4690 counting only the distinct ones).

The product of its digits is 84672, while the sum is 40.

The square root of 86321776 is about 9290.9512968264. The cubic root of 86321776 is about 441.9503230343.

The spelling of 86321776 in words is "eighty-six million, three hundred twenty-one thousand, seven hundred seventy-six".