86738318 has 8 divisors (see below), whose sum is σ = 137760912. Its totient is φ = 40818016.

The previous prime is 86738317. The next prime is 86738339. The reversal of 86738318 is 81383768.

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 (86738317) 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 3 ways as a sum of consecutive naturals, for example, 1275530 + ... + 1275597.

It is an arithmetic number, because the mean of its divisors is an integer number (17220114).

Almost surely, 2^86738318 is an apocalyptic number.

86738318 is a deficient number, since it is larger than the sum of its proper divisors (51022594).

86738318 is a wasteful number, since it uses less digits than its factorization.

86738318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2551146.

The product of its digits is 193536, while the sum is 44.

The square root of 86738318 is about 9313.3408613666. The cubic root of 86738318 is about 442.6600533933.

The spelling of 86738318 in words is "eighty-six million, seven hundred thirty-eight thousand, three hundred eighteen".