86723339 has 4 divisors (see below), whose sum is σ = 86858856. Its totient is φ = 86587824.

The previous prime is 86723309. The next prime is 86723383. The reversal of 86723339 is 93332768.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 86723339 - 2⁸ = 86723083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86723296 and 86723305.

It is not an unprimeable number, because it can be changed into a prime (86723309) 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, 66794 + ... + 68079.

It is an arithmetic number, because the mean of its divisors is an integer number (21714714).

Almost surely, 2^86723339 is an apocalyptic number.

86723339 is a deficient number, since it is larger than the sum of its proper divisors (135517).

86723339 is a wasteful number, since it uses less digits than its factorization.

86723339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135516.

The product of its digits is 163296, while the sum is 41.

The square root of 86723339 is about 9312.5366576460. The cubic root of 86723339 is about 442.6345706662.

The spelling of 86723339 in words is "eighty-six million, seven hundred twenty-three thousand, three hundred thirty-nine".