82659968 has 32 divisors (see below), whose sum is σ = 165256320. Its totient is φ = 41184000.

The previous prime is 82659959. The next prime is 82659979. The reversal of 82659968 is 86995628.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×82659968² = 13665340619522048, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 41393 + ... + 43343.

It is an arithmetic number, because the mean of its divisors is an integer number (5164260).

Almost surely, 2^82659968 is an apocalyptic number.

It is an amenable number.

82659968 is a deficient number, since it is larger than the sum of its proper divisors (82596352).

82659968 is a wasteful number, since it uses less digits than its factorization.

82659968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2296 (or 2284 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 53.

The square root of 82659968 is about 9091.7527463081. The cubic root of 82659968 is about 435.6105716674.

The spelling of 82659968 in words is "eighty-two million, six hundred fifty-nine thousand, nine hundred sixty-eight".