80982118 has 16 divisors (see below), whose sum is σ = 146993184. Its totient is φ = 32664960.

The previous prime is 80982091. The next prime is 80982119. The reversal of 80982118 is 81128908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80982119) 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 in 7 ways as a sum of consecutive naturals, for example, 169893 + ... + 170368.

It is an arithmetic number, because the mean of its divisors is an integer number (9187074).

Almost surely, 2^80982118 is an apocalyptic number.

80982118 is a deficient number, since it is larger than the sum of its proper divisors (66011066).

80982118 is a wasteful number, since it uses less digits than its factorization.

80982118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340287.

The product of its (nonzero) digits is 9216, while the sum is 37.

The square root of 80982118 is about 8999.0065007200. The cubic root of 80982118 is about 432.6430288639.

The spelling of 80982118 in words is "eighty million, nine hundred eighty-two thousand, one hundred eighteen".