82079738 has 16 divisors (see below), whose sum is σ = 134840160. Its totient is φ = 37240176.

The previous prime is 82079737. The next prime is 82079741. The reversal of 82079738 is 83797028.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (82079731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25220 + ... + 28287.

It is an arithmetic number, because the mean of its divisors is an integer number (8427510).

Almost surely, 2^82079738 is an apocalyptic number.

82079738 is a deficient number, since it is larger than the sum of its proper divisors (52760422).

82079738 is a wasteful number, since it uses less digits than its factorization.

82079738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53581.

The product of its (nonzero) digits is 169344, while the sum is 44.

The square root of 82079738 is about 9059.7868628351. The cubic root of 82079738 is about 434.5889242018.

The spelling of 82079738 in words is "eighty-two million, seventy-nine thousand, seven hundred thirty-eight".