86764539 has 8 divisors (see below), whose sum is σ = 116056912. Its totient is φ = 57657600.

The previous prime is 86764537. The next prime is 86764543. The reversal of 86764539 is 93546768.

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

It is not a de Polignac number, because 86764539 - 2¹ = 86764537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86764537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45262 + ... + 47139.

It is an arithmetic number, because the mean of its divisors is an integer number (14507114).

Almost surely, 2^86764539 is an apocalyptic number.

86764539 is a deficient number, since it is larger than the sum of its proper divisors (29292373).

86764539 is a wasteful number, since it uses less digits than its factorization.

86764539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92717.

The product of its digits is 1088640, while the sum is 48.

The square root of 86764539 is about 9314.7484668133. The cubic root of 86764539 is about 442.7046542883.

The spelling of 86764539 in words is "eighty-six million, seven hundred sixty-four thousand, five hundred thirty-nine".