86091836 has 48 divisors (see below), whose sum is σ = 163296000. Its totient is φ = 39621120.

The previous prime is 86091823. The next prime is 86091881. The reversal of 86091836 is 63819068.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 86091793 and 86091802.

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 15 ways as a sum of consecutive naturals, for example, 319910 + ... + 320178.

It is an arithmetic number, because the mean of its divisors is an integer number (3402000).

Almost surely, 2^86091836 is an apocalyptic number.

It is an amenable number.

86091836 is a deficient number, since it is larger than the sum of its proper divisors (77204164).

86091836 is a wasteful number, since it uses less digits than its factorization.

86091836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422 (or 420 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 86091836 is about 9278.5686396125. The cubic root of 86091836 is about 441.5575583971.

The spelling of 86091836 in words is "eighty-six million, ninety-one thousand, eight hundred thirty-six".