86126686 has 4 divisors (see below), whose sum is σ = 129190032. Its totient is φ = 43063342.

The previous prime is 86126657. The next prime is 86126741. The reversal of 86126686 is 68662168.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21531670 + ... + 21531673.

It is an arithmetic number, because the mean of its divisors is an integer number (32297508).

Almost surely, 2^86126686 is an apocalyptic number.

86126686 is a deficient number, since it is larger than the sum of its proper divisors (43063346).

86126686 is a wasteful number, since it uses less digits than its factorization.

86126686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43063345.

The product of its digits is 165888, while the sum is 43.

The square root of 86126686 is about 9280.4464332272. The cubic root of 86126686 is about 441.6171312350.

The spelling of 86126686 in words is "eighty-six million, one hundred twenty-six thousand, six hundred eighty-six".