557683682 has 4 divisors (see below), whose sum is σ = 836525526. Its totient is φ = 278841840.

The previous prime is 557683669. The next prime is 557683697. The reversal of 557683682 is 286386755.

557683682 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 286386755 = 5 ⋅57277351.

It can be written as a sum of positive squares in only one way, i.e., 396368281 + 161315401 = 19909^2 + 12701^2 .

It is a super-2 number, since 2×557683682² = 622022178338154248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 557683682.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139420919 + ... + 139420922.

Almost surely, 2^557683682 is an apocalyptic number.

557683682 is a deficient number, since it is larger than the sum of its proper divisors (278841844).

557683682 is a wasteful number, since it uses less digits than its factorization.

557683682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278841843.

The product of its digits is 2419200, while the sum is 50.

The square root of 557683682 is about 23615.3272685347. The cubic root of 557683682 is about 823.1190362013.

The spelling of 557683682 in words is "five hundred fifty-seven million, six hundred eighty-three thousand, six hundred eighty-two".