86765612 has 6 divisors (see below), whose sum is σ = 151839828. Its totient is φ = 43382804.

The previous prime is 86765599. The next prime is 86765617. The reversal of 86765612 is 21656768.

It is a self number, because there is not a number n which added to its sum of digits gives 86765612.

It is not an unprimeable number, because it can be changed into a prime (86765617) 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 as a sum of consecutive naturals, namely, 10845698 + ... + 10845705.

It is an arithmetic number, because the mean of its divisors is an integer number (25306638).

Almost surely, 2^86765612 is an apocalyptic number.

It is an amenable number.

86765612 is a deficient number, since it is larger than the sum of its proper divisors (65074216).

86765612 is a wasteful number, since it uses less digits than its factorization.

86765612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21691407 (or 21691405 counting only the distinct ones).

The product of its digits is 120960, while the sum is 41.

The square root of 86765612 is about 9314.8060634669. The cubic root of 86765612 is about 442.7064792280.

The spelling of 86765612 in words is "eighty-six million, seven hundred sixty-five thousand, six hundred twelve".