86643126 has 24 divisors (see below), whose sum is σ = 194201280. Its totient is φ = 27884976.

The previous prime is 86643113. The next prime is 86643157. The reversal of 86643126 is 62134668.

86643126 is a `hidden beast` number, since 8 + 6 + 643 + 1 + 2 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82470 + ... + 83513.

It is an arithmetic number, because the mean of its divisors is an integer number (8091720).

Almost surely, 2^86643126 is an apocalyptic number.

86643126 is an abundant number, since it is smaller than the sum of its proper divisors (107558154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86643126 is a wasteful number, since it uses less digits than its factorization.

86643126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166020 (or 166017 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 86643126 is about 9308.2289400294. The cubic root of 86643126 is about 442.4980599360.

The spelling of 86643126 in words is "eighty-six million, six hundred forty-three thousand, one hundred twenty-six".