682656228 has 24 divisors (see below), whose sum is σ = 1769849760. Its totient is φ = 227552040.

The previous prime is 682656217. The next prime is 682656229. The reversal of 682656228 is 822656286.

682656228 is a `hidden beast` number, since 6 + 82 + 6 + 562 + 2 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (682656229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3160338 + ... + 3160553.

It is an arithmetic number, because the mean of its divisors is an integer number (73743740).

Almost surely, 2^682656228 is an apocalyptic number.

It is an amenable number.

682656228 is an abundant number, since it is smaller than the sum of its proper divisors (1087193532).

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

682656228 is a wasteful number, since it uses less digits than its factorization.

682656228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6320904 (or 6320896 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 682656228 is about 26127.6908279320. The cubic root of 682656228 is about 880.5094450316.

The spelling of 682656228 in words is "six hundred eighty-two million, six hundred fifty-six thousand, two hundred twenty-eight".