82173368 has 8 divisors (see below), whose sum is σ = 154075080. Its totient is φ = 41086680.

The previous prime is 82173367. The next prime is 82173379. The reversal of 82173368 is 86337128.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82173361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5135828 + ... + 5135843.

It is an arithmetic number, because the mean of its divisors is an integer number (19259385).

Almost surely, 2^82173368 is an apocalyptic number.

It is an amenable number.

82173368 is a deficient number, since it is larger than the sum of its proper divisors (71901712).

82173368 is a wasteful number, since it uses less digits than its factorization.

82173368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10271677 (or 10271673 counting only the distinct ones).

The product of its digits is 48384, while the sum is 38.

The square root of 82173368 is about 9064.9527301581. The cubic root of 82173368 is about 434.7541095024.

The spelling of 82173368 in words is "eighty-two million, one hundred seventy-three thousand, three hundred sixty-eight".