83061818 has 32 divisors (see below), whose sum is σ = 149845248. Its totient is φ = 33782400.

The previous prime is 83061791. The next prime is 83061827. The reversal of 83061818 is 81816038.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19283 + ... + 23193.

It is an arithmetic number, because the mean of its divisors is an integer number (4682664).

Almost surely, 2^83061818 is an apocalyptic number.

83061818 is a deficient number, since it is larger than the sum of its proper divisors (66783430).

83061818 is a wasteful number, since it uses less digits than its factorization.

83061818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3998.

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 83061818 is about 9113.8256511742. The cubic root of 83061818 is about 436.3153352445.

The spelling of 83061818 in words is "eighty-three million, sixty-one thousand, eight hundred eighteen".