86452539 has 8 divisors (see below), whose sum is σ = 115332672. Its totient is φ = 57603720.

The previous prime is 86452517. The next prime is 86452573. The reversal of 86452539 is 93525468.

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

It is not a de Polignac number, because 86452539 - 2⁵ = 86452507 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86452539.

It is not an unprimeable number, because it can be changed into a prime (86452039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 369 + ... + 13154.

It is an arithmetic number, because the mean of its divisors is an integer number (14416584).

Almost surely, 2^86452539 is an apocalyptic number.

86452539 is a deficient number, since it is larger than the sum of its proper divisors (28880133).

86452539 is a wasteful number, since it uses less digits than its factorization.

86452539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15657.

The product of its digits is 259200, while the sum is 42.

The square root of 86452539 is about 9297.9857496127. The cubic root of 86452539 is about 442.1733706290.

The spelling of 86452539 in words is "eighty-six million, four hundred fifty-two thousand, five hundred thirty-nine".