86311926 has 32 divisors (see below), whose sum is σ = 195062400. Its totient is φ = 28281960.

The previous prime is 86311921. The next prime is 86311943. The reversal of 86311926 is 62911368.

86311926 is a `hidden beast` number, since 8 + 631 + 19 + 2 + 6 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86311921) 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 15 ways as a sum of consecutive naturals, for example, 10360 + ... + 16731.

It is an arithmetic number, because the mean of its divisors is an integer number (6095700).

Almost surely, 2^86311926 is an apocalyptic number.

86311926 is an abundant number, since it is smaller than the sum of its proper divisors (108750474).

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

86311926 is a wasteful number, since it uses less digits than its factorization.

86311926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27161 (or 27155 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 86311926 is about 9290.4211960492. The cubic root of 86311926 is about 441.9335123813.

The spelling of 86311926 in words is "eighty-six million, three hundred eleven thousand, nine hundred twenty-six".