82192117 has 8 divisors (see below), whose sum is σ = 93988800. Its totient is φ = 70409184.

The previous prime is 82192111. The next prime is 82192147. The reversal of 82192117 is 71129128.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82192117 - 2³ = 82192109 is a prime.

It is a super-3 number, since 3×82192117³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82192111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20634 + ... + 24292.

It is an arithmetic number, because the mean of its divisors is an integer number (11748600).

Almost surely, 2^82192117 is an apocalyptic number.

It is an amenable number.

82192117 is a deficient number, since it is larger than the sum of its proper divisors (11796683).

82192117 is a wasteful number, since it uses less digits than its factorization.

82192117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6875.

The product of its digits is 2016, while the sum is 31.

The square root of 82192117 is about 9065.9868188742. The cubic root of 82192117 is about 434.7871720592.

The spelling of 82192117 in words is "eighty-two million, one hundred ninety-two thousand, one hundred seventeen".