86209611 has 8 divisors (see below), whose sum is σ = 114993984. Its totient is φ = 57449160.

The previous prime is 86209577. The next prime is 86209633. The reversal of 86209611 is 11690268.

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

It is not a de Polignac number, because 86209611 - 2⁷ = 86209483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86209411) 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 7 ways as a sum of consecutive naturals, for example, 5680 + ... + 14306.

It is an arithmetic number, because the mean of its divisors is an integer number (14374248).

Almost surely, 2^86209611 is an apocalyptic number.

86209611 is a deficient number, since it is larger than the sum of its proper divisors (28784373).

86209611 is a wasteful number, since it uses less digits than its factorization.

86209611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11961.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 86209611 is about 9284.9130852152. The cubic root of 86209611 is about 441.7588192349.

Adding to 86209611 its reverse (11690268), we get a palindrome (97899879).

The spelling of 86209611 in words is "eighty-six million, two hundred nine thousand, six hundred eleven".