82684923 has 12 divisors (see below), whose sum is σ = 117114360. Its totient is φ = 51880192.

The previous prime is 82684919. The next prime is 82684937. The reversal of 82684923 is 32948628.

It is not a de Polignac number, because 82684923 - 2² = 82684919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82684913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46818 + ... + 48551.

It is an arithmetic number, because the mean of its divisors is an integer number (9759530).

Almost surely, 2^82684923 is an apocalyptic number.

82684923 is a deficient number, since it is larger than the sum of its proper divisors (34429437).

82684923 is a wasteful number, since it uses less digits than its factorization.

82684923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95406 (or 95389 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 82684923 is about 9093.1250403808. The cubic root of 82684923 is about 435.6544041227.

The spelling of 82684923 in words is "eighty-two million, six hundred eighty-four thousand, nine hundred twenty-three".