396896636 has 12 divisors (see below), whose sum is σ = 695842728. Its totient is φ = 198084432.

The previous prime is 396896629. The next prime is 396896641. The reversal of 396896636 is 636698693.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88511 + ... + 92886.

It is an arithmetic number, because the mean of its divisors is an integer number (57986894).

Almost surely, 2^396896636 is an apocalyptic number.

It is an amenable number.

396896636 is a deficient number, since it is larger than the sum of its proper divisors (298946092).

396896636 is a wasteful number, since it uses less digits than its factorization.

396896636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181948 (or 181946 counting only the distinct ones).

The product of its digits is 7558272, while the sum is 56.

The square root of 396896636 is about 19922.2648310879. The cubic root of 396896636 is about 734.8958687532.

The spelling of 396896636 in words is "three hundred ninety-six million, eight hundred ninety-six thousand, six hundred thirty-six".