86000040 has 96 divisors (see below), whose sum is σ = 319438080. Its totient is φ = 19656576.

The previous prime is 86000009. The next prime is 86000053. The reversal of 86000040 is 4000068.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a junction number, because it is equal to n+sod(n) for n = 85999977 and 86000022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14544 + ... + 19583.

It is an arithmetic number, because the mean of its divisors is an integer number (3327480).

Almost surely, 2^86000040 is an apocalyptic number.

It is an amenable number.

86000040 is an abundant number, since it is smaller than the sum of its proper divisors (233438040).

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

86000040 is a wasteful number, since it uses less digits than its factorization.

86000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34151 (or 34144 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 86000040 is about 9273.6206521509. The cubic root of 86000040 is about 441.4005646784.

The spelling of 86000040 in words is "eighty-six million, forty", and thus it is an aban number and an uban number.