819226682 has 16 divisors (see below), whose sum is σ = 1265500800. Its totient is φ = 397569120.

The previous prime is 819226649. The next prime is 819226687. The reversal of 819226682 is 286622918.

It is a super-2 number, since 2×819226682² = 1342264713001458248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (819226687) by changing a digit.

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, 34619 + ... + 53262.

It is an arithmetic number, because the mean of its divisors is an integer number (79093800).

Almost surely, 2^819226682 is an apocalyptic number.

819226682 is a deficient number, since it is larger than the sum of its proper divisors (446274118).

819226682 is a wasteful number, since it uses less digits than its factorization.

819226682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88021.

The product of its digits is 165888, while the sum is 44.

The square root of 819226682 is about 28622.1362235596. The cubic root of 819226682 is about 935.6958347951.

The spelling of 819226682 in words is "eight hundred nineteen million, two hundred twenty-six thousand, six hundred eighty-two".