82819196 has 12 divisors (see below), whose sum is σ = 145115880. Its totient is φ = 41357520.

The previous prime is 82819193. The next prime is 82819211. The reversal of 82819196 is 69191828.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82819193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9326 + ... + 15893.

It is an arithmetic number, because the mean of its divisors is an integer number (12092990).

Almost surely, 2^82819196 is an apocalyptic number.

It is an amenable number.

82819196 is a deficient number, since it is larger than the sum of its proper divisors (62296684).

82819196 is a wasteful number, since it uses less digits than its factorization.

82819196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26044 (or 26042 counting only the distinct ones).

The product of its digits is 62208, while the sum is 44.

The square root of 82819196 is about 9100.5052606984. The cubic root of 82819196 is about 435.8900979903.

The spelling of 82819196 in words is "eighty-two million, eight hundred nineteen thousand, one hundred ninety-six".