86093889 has 32 divisors (see below), whose sum is σ = 135143424. Its totient is φ = 47736000.

The previous prime is 86093881. The next prime is 86093893. The reversal of 86093889 is 98839068.

It is not a de Polignac number, because 86093889 - 2³ = 86093881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86093881) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114264 + ... + 115014.

It is an arithmetic number, because the mean of its divisors is an integer number (4223232).

Almost surely, 2^86093889 is an apocalyptic number.

It is an amenable number.

86093889 is a deficient number, since it is larger than the sum of its proper divisors (49049535).

86093889 is a wasteful number, since it uses less digits than its factorization.

86093889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917.

The product of its (nonzero) digits is 746496, while the sum is 51.

The square root of 86093889 is about 9278.6792702410. The cubic root of 86093889 is about 441.5610682555.

It can be divided in two parts, 860 and 93889, that added together give a palindrome (94749).

The spelling of 86093889 in words is "eighty-six million, ninety-three thousand, eight hundred eighty-nine".