682201858 has 16 divisors (see below), whose sum is σ = 1140020280. Its totient is φ = 304004736.

The previous prime is 682201801. The next prime is 682201879. The reversal of 682201858 is 858102286.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 229916569 + 452285289 = 15163^2 + 21267^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 682201858.

It is an unprimeable number.

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, 451635 + ... + 453142.

Almost surely, 2^682201858 is an apocalyptic number.

682201858 is a deficient number, since it is larger than the sum of its proper divisors (457818422).

682201858 is a wasteful number, since it uses less digits than its factorization.

682201858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904821.

The product of its (nonzero) digits is 61440, while the sum is 40.

The square root of 682201858 is about 26118.9941996242. The cubic root of 682201858 is about 880.3140485516.

The spelling of 682201858 in words is "six hundred eighty-two million, two hundred one thousand, eight hundred fifty-eight".