82065698 has 32 divisors (see below), whose sum is σ = 153135360. Its totient is φ = 32405760.

The previous prime is 82065653. The next prime is 82065703. The reversal of 82065698 is 89656028.

It is a happy 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, 3578 + ... + 13301.

It is an arithmetic number, because the mean of its divisors is an integer number (4785480).

Almost surely, 2^82065698 is an apocalyptic number.

82065698 is a deficient number, since it is larger than the sum of its proper divisors (71069662).

82065698 is a wasteful number, since it uses less digits than its factorization.

82065698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16922.

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 82065698 is about 9059.0119770315. The cubic root of 82065698 is about 434.5641435166.

The spelling of 82065698 in words is "eighty-two million, sixty-five thousand, six hundred ninety-eight".