86252511 has 8 divisors (see below), whose sum is σ = 115081344. Its totient is φ = 57462680.

The previous prime is 86252489. The next prime is 86252519. The reversal of 86252511 is 11525268.

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

It is a cyclic number.

It is not a de Polignac number, because 86252511 - 2¹⁵ = 86219743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86252519) 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, 4125 + ... + 13766.

It is an arithmetic number, because the mean of its divisors is an integer number (14385168).

Almost surely, 2^86252511 is an apocalyptic number.

86252511 is a deficient number, since it is larger than the sum of its proper divisors (28828833).

86252511 is a wasteful number, since it uses less digits than its factorization.

86252511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19501.

The product of its digits is 4800, while the sum is 30.

The square root of 86252511 is about 9287.2229972150. Note that the first 3 decimals coincide. The cubic root of 86252511 is about 441.8320837292.

Adding to 86252511 its reverse (11525268), we get a palindrome (97777779).

The spelling of 86252511 in words is "eighty-six million, two hundred fifty-two thousand, five hundred eleven".