83986206 has 32 divisors (see below), whose sum is σ = 171376128. Its totient is φ = 27433920.

The previous prime is 83986183. The next prime is 83986211. The reversal of 83986206 is 60268938.

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 in 15 ways as a sum of consecutive naturals, for example, 67611 + ... + 68841.

It is an arithmetic number, because the mean of its divisors is an integer number (5355504).

Almost surely, 2^83986206 is an apocalyptic number.

83986206 is an abundant number, since it is smaller than the sum of its proper divisors (87389922).

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

83986206 is a wasteful number, since it uses less digits than its factorization.

83986206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 83986206 is about 9164.3988346209. The cubic root of 83986206 is about 437.9279400229.

The spelling of 83986206 in words is "eighty-three million, nine hundred eighty-six thousand, two hundred six".