86388814 has 8 divisors (see below), whose sum is σ = 129768120. Its totient is φ = 43132776.

The previous prime is 86388793. The next prime is 86388817. The reversal of 86388814 is 41888368.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86388817) by changing a digit.

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, 29044 + ... + 31879.

It is an arithmetic number, because the mean of its divisors is an integer number (16221015).

Almost surely, 2^86388814 is an apocalyptic number.

86388814 is a deficient number, since it is larger than the sum of its proper divisors (43379306).

86388814 is a wasteful number, since it uses less digits than its factorization.

86388814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61634.

The product of its digits is 294912, while the sum is 46.

The square root of 86388814 is about 9294.5583004250. The cubic root of 86388814 is about 442.0647005059.

The spelling of 86388814 in words is "eighty-six million, three hundred eighty-eight thousand, eight hundred fourteen".