682621222 has 4 divisors (see below), whose sum is σ = 1023931836. Its totient is φ = 341310610.

The previous prime is 682621157. The next prime is 682621223. The reversal of 682621222 is 222126286.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (682621223) 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 as a sum of consecutive naturals, namely, 170655304 + ... + 170655307.

It is an arithmetic number, because the mean of its divisors is an integer number (255982959).

Almost surely, 2^682621222 is an apocalyptic number.

682621222 is a deficient number, since it is larger than the sum of its proper divisors (341310614).

682621222 is a wasteful number, since it uses less digits than its factorization.

682621222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341310613.

The product of its digits is 9216, while the sum is 31.

The square root of 682621222 is about 26127.0209170506. The cubic root of 682621222 is about 880.4943941957.

The spelling of 682621222 in words is "six hundred eighty-two million, six hundred twenty-one thousand, two hundred twenty-two".