396685683 has 12 divisors (see below), whose sum is σ = 573167088. Its totient is φ = 264375600.

The previous prime is 396685661. The next prime is 396685721. The reversal of 396685683 is 386586693.

It is not a de Polignac number, because 396685683 - 2⁸ = 396685427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (396685603) 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 in 11 ways as a sum of consecutive naturals, for example, 44041 + ... + 52277.

It is an arithmetic number, because the mean of its divisors is an integer number (47763924).

Almost surely, 2^396685683 is an apocalyptic number.

396685683 is a deficient number, since it is larger than the sum of its proper divisors (176481405).

396685683 is a wasteful number, since it uses less digits than its factorization.

396685683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13594 (or 13591 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The square root of 396685683 is about 19916.9697243331. The cubic root of 396685683 is about 734.7656451228.

The spelling of 396685683 in words is "three hundred ninety-six million, six hundred eighty-five thousand, six hundred eighty-three".