82166484 has 24 divisors (see below), whose sum is σ = 192265920. Its totient is φ = 27311104.

The previous prime is 82166479. The next prime is 82166519. The reversal of 82166484 is 48466128.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5229 + ... + 13844.

It is an arithmetic number, because the mean of its divisors is an integer number (8011080).

Almost surely, 2^82166484 is an apocalyptic number.

It is an amenable number.

82166484 is an abundant number, since it is smaller than the sum of its proper divisors (110099436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82166484 is a wasteful number, since it uses less digits than its factorization.

82166484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19439 (or 19437 counting only the distinct ones).

The product of its digits is 73728, while the sum is 39.

The square root of 82166484 is about 9064.5730180743. The cubic root of 82166484 is about 434.7419687852.

The spelling of 82166484 in words is "eighty-two million, one hundred sixty-six thousand, four hundred eighty-four".