683828386 has 4 divisors (see below), whose sum is σ = 1025742582. Its totient is φ = 341914192.

The previous prime is 683828377. The next prime is 683828399.

683828386 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in only one way, i.e., 552015025 + 131813361 = 23495^2 + 11481^2 .

It is a super-2 number, since 2×683828386² = 935242522998729992, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 170957095 + ... + 170957098.

Almost surely, 2^683828386 is an apocalyptic number.

683828386 is a deficient number, since it is larger than the sum of its proper divisors (341914196).

683828386 is a wasteful number, since it uses less digits than its factorization.

683828386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341914195.

The product of its digits is 2654208, while the sum is 52.

The square root of 683828386 is about 26150.1125427789. The cubic root of 683828386 is about 881.0131177875.

The spelling of 683828386 in words is "six hundred eighty-three million, eight hundred twenty-eight thousand, three hundred eighty-six".