86040688 has 40 divisors (see below), whose sum is σ = 173024640. Its totient is φ = 41414400.

The previous prime is 86040671. The next prime is 86040697. The reversal of 86040688 is 88604068.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 86040688.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59073 + ... + 60511.

It is an arithmetic number, because the mean of its divisors is an integer number (4325616).

Almost surely, 2^86040688 is an apocalyptic number.

It is an amenable number.

86040688 is an abundant number, since it is smaller than the sum of its proper divisors (86983952).

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

86040688 is a wasteful number, since it uses less digits than its factorization.

86040688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585 (or 1579 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 40.

The square root of 86040688 is about 9275.8119860204. The cubic root of 86040688 is about 441.4700965225.

The spelling of 86040688 in words is "eighty-six million, forty thousand, six hundred eighty-eight".