86610766 has 24 divisors (see below), whose sum is σ = 144037656. Its totient is φ = 38736720.

The previous prime is 86610763. The next prime is 86610793. The reversal of 86610766 is 66701668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86610763) 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 11 ways as a sum of consecutive naturals, for example, 98320 + ... + 99196.

It is an arithmetic number, because the mean of its divisors is an integer number (6001569).

Almost surely, 2^86610766 is an apocalyptic number.

86610766 is a deficient number, since it is larger than the sum of its proper divisors (57426890).

86610766 is a wasteful number, since it uses less digits than its factorization.

86610766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024 (or 957 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 86610766 is about 9306.4905308070. The cubic root of 86610766 is about 442.4429641235.

The spelling of 86610766 in words is "eighty-six million, six hundred ten thousand, seven hundred sixty-six".